2000805900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1080

約数の個数: 144

約数和(自身を含む): 5931953664

約数和(自身を除く): 3931147764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 73, 75, 100, 103, 146, 150, 206, 219, 292, 300, 309, 365, 412, 438, 515, 618, 730, 876, 887, 1030, 1095, 1236, 1460, 1545, 1774, 1825, 2060, 2190, 2575, 2661, 3090, 3548, 3650, 4380, 4435, 5150, 5322, 5475, 6180, 7300, 7519, 7725, 8870, 10300, 10644, 10950, 13305, 15038, 15450, 17740, 21900, 22175, 22557, 26610, 30076, 30900, 37595, 44350, 45114, 53220, 64751, 66525, 75190, 88700, 90228, 91361, 112785, 129502, 133050, 150380, 182722, 187975, 194253, 225570, 259004, 266100, 274083, 323755, 365444, 375950, 388506, 451140, 456805, 548166, 563925, 647510, 751900, 777012, 913610, 971265, 1096332, 1127850, 1295020, 1370415, 1618775, 1827220, 1942530, 2255700, 2284025, 2740830, 3237550, 3885060, 4568050, 4856325, 5481660, 6475100, 6669353, 6852075, 9136100, 9712650, 13338706, 13704150, 19425300, 20008059, 26677412, 27408300, 33346765, 40016118, 66693530, 80032236, 100040295, 133387060, 166733825, 200080590, 333467650, 400161180, 500201475, 666935300, 1000402950, 2000805900]

約数ペア:

[(1, 2000805900), (2, 1000402950), (3, 666935300), (4, 500201475), (5, 400161180), (6, 333467650), (10, 200080590), (12, 166733825), (15, 133387060), (20, 100040295), (25, 80032236), (30, 66693530), (50, 40016118), (60, 33346765), (73, 27408300), (75, 26677412), (100, 20008059), (103, 19425300), (146, 13704150), (150, 13338706), (206, 9712650), (219, 9136100), (292, 6852075), (300, 6669353), (309, 6475100), (365, 5481660), (412, 4856325), (438, 4568050), (515, 3885060), (618, 3237550), (730, 2740830), (876, 2284025), (887, 2255700), (1030, 1942530), (1095, 1827220), (1236, 1618775), (1460, 1370415), (1545, 1295020), (1774, 1127850), (1825, 1096332), (2060, 971265), (2190, 913610), (2575, 777012), (2661, 751900), (3090, 647510), (3548, 563925), (3650, 548166), (4380, 456805), (4435, 451140), (5150, 388506), (5322, 375950), (5475, 365444), (6180, 323755), (7300, 274083), (7519, 266100), (7725, 259004), (8870, 225570), (10300, 194253), (10644, 187975), (10950, 182722), (13305, 150380), (15038, 133050), (15450, 129502), (17740, 112785), (21900, 91361), (22175, 90228), (22557, 88700), (26610, 75190), (30076, 66525), (30900, 64751), (37595, 53220), (44350, 45114)]