2018509900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{7253}}^1$

素因数の和:7312

約数の個数: 108

約数和(自身を含む): 5024584656

約数和(自身を除く): 3006074756

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 92, 100, 110, 115, 121, 220, 230, 242, 253, 275, 460, 484, 506, 550, 575, 605, 1012, 1100, 1150, 1210, 1265, 2300, 2420, 2530, 2783, 3025, 5060, 5566, 6050, 6325, 7253, 11132, 12100, 12650, 13915, 14506, 25300, 27830, 29012, 36265, 55660, 69575, 72530, 79783, 139150, 145060, 159566, 166819, 181325, 278300, 319132, 333638, 362650, 398915, 667276, 725300, 797830, 834095, 877613, 1595660, 1668190, 1755226, 1835009, 1994575, 3336380, 3510452, 3670018, 3989150, 4170475, 4388065, 7340036, 7978300, 8340950, 8776130, 9175045, 16681900, 17552260, 18350090, 20185099, 21940325, 36700180, 40370198, 43880650, 45875225, 80740396, 87761300, 91750450, 100925495, 183500900, 201850990, 403701980, 504627475, 1009254950, 2018509900]

約数ペア:

[(1, 2018509900), (2, 1009254950), (4, 504627475), (5, 403701980), (10, 201850990), (11, 183500900), (20, 100925495), (22, 91750450), (23, 87761300), (25, 80740396), (44, 45875225), (46, 43880650), (50, 40370198), (55, 36700180), (92, 21940325), (100, 20185099), (110, 18350090), (115, 17552260), (121, 16681900), (220, 9175045), (230, 8776130), (242, 8340950), (253, 7978300), (275, 7340036), (460, 4388065), (484, 4170475), (506, 3989150), (550, 3670018), (575, 3510452), (605, 3336380), (1012, 1994575), (1100, 1835009), (1150, 1755226), (1210, 1668190), (1265, 1595660), (2300, 877613), (2420, 834095), (2530, 797830), (2783, 725300), (3025, 667276), (5060, 398915), (5566, 362650), (6050, 333638), (6325, 319132), (7253, 278300), (11132, 181325), (12100, 166819), (12650, 159566), (13915, 145060), (14506, 139150), (25300, 79783), (27830, 72530), (29012, 69575), (36265, 55660)]