2019802200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{258949}}^1$

素因数の和:258981

約数の個数: 96

約数和(自身を含む): 6743058000

約数和(自身を除く): 4723255800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 258949, 517898, 776847, 1035796, 1294745, 1553694, 2071592, 2589490, 3107388, 3366337, 3884235, 5178980, 6214776, 6473725, 6732674, 7768470, 10099011, 10357960, 12947450, 13465348, 15536940, 16831685, 19421175, 20198022, 25894900, 26930696, 31073880, 33663370, 38842350, 40396044, 50495055, 51789800, 67326740, 77684700, 80792088, 84158425, 100990110, 134653480, 155369400, 168316850, 201980220, 252475275, 336633700, 403960440, 504950550, 673267400, 1009901100, 2019802200]

約数ペア:

[(1, 2019802200), (2, 1009901100), (3, 673267400), (4, 504950550), (5, 403960440), (6, 336633700), (8, 252475275), (10, 201980220), (12, 168316850), (13, 155369400), (15, 134653480), (20, 100990110), (24, 84158425), (25, 80792088), (26, 77684700), (30, 67326740), (39, 51789800), (40, 50495055), (50, 40396044), (52, 38842350), (60, 33663370), (65, 31073880), (75, 26930696), (78, 25894900), (100, 20198022), (104, 19421175), (120, 16831685), (130, 15536940), (150, 13465348), (156, 12947450), (195, 10357960), (200, 10099011), (260, 7768470), (300, 6732674), (312, 6473725), (325, 6214776), (390, 5178980), (520, 3884235), (600, 3366337), (650, 3107388), (780, 2589490), (975, 2071592), (1300, 1553694), (1560, 1294745), (1950, 1035796), (2600, 776847), (3900, 517898), (7800, 258949)]