1902551820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1021}}^1\times {\mathrm{2389}}^1$

素因数の和:3435

約数の個数: 96

約数和(自身を含む): 5744948160

約数和(自身を除く): 3842396340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 1021, 2042, 2389, 3063, 4084, 4778, 5105, 6126, 7167, 9556, 10210, 11945, 12252, 13273, 14334, 15315, 20420, 23890, 26546, 28668, 30630, 31057, 35835, 39819, 47780, 53092, 61260, 62114, 66365, 71670, 79638, 93171, 124228, 132730, 143340, 155285, 159276, 186342, 199095, 265460, 310570, 372684, 398190, 465855, 621140, 796380, 931710, 1863420, 2439169, 4878338, 7317507, 9756676, 12195845, 14635014, 24391690, 29270028, 31709197, 36587535, 48783380, 63418394, 73175070, 95127591, 126836788, 146350140, 158545985, 190255182, 317091970, 380510364, 475637955, 634183940, 951275910, 1902551820]

約数ペア:

[(1, 1902551820), (2, 951275910), (3, 634183940), (4, 475637955), (5, 380510364), (6, 317091970), (10, 190255182), (12, 158545985), (13, 146350140), (15, 126836788), (20, 95127591), (26, 73175070), (30, 63418394), (39, 48783380), (52, 36587535), (60, 31709197), (65, 29270028), (78, 24391690), (130, 14635014), (156, 12195845), (195, 9756676), (260, 7317507), (390, 4878338), (780, 2439169), (1021, 1863420), (2042, 931710), (2389, 796380), (3063, 621140), (4084, 465855), (4778, 398190), (5105, 372684), (6126, 310570), (7167, 265460), (9556, 199095), (10210, 186342), (11945, 159276), (12252, 155285), (13273, 143340), (14334, 132730), (15315, 124228), (20420, 93171), (23890, 79638), (26546, 71670), (28668, 66365), (30630, 62114), (31057, 61260), (35835, 53092), (39819, 47780)]