20199446410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{830911}}^1$

素因数の和:830959

約数の個数: 64

約数和(自身を含む): 45228201984

約数和(自身を除く): 25028755574

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 715, 935, 1105, 1430, 1870, 2210, 2431, 4862, 12155, 24310, 830911, 1661822, 4154555, 8309110, 9140021, 10801843, 14125487, 18280042, 21603686, 28250974, 45700105, 54009215, 70627435, 91400210, 108018430, 118820273, 141254870, 155380357, 183631331, 237640546, 310760714, 367262662, 594101365, 776901785, 918156655, 1188202730, 1553803570, 1836313310, 2019944641, 4039889282, 10099723205, 20199446410]

約数ペア:

[(1, 20199446410), (2, 10099723205), (5, 4039889282), (10, 2019944641), (11, 1836313310), (13, 1553803570), (17, 1188202730), (22, 918156655), (26, 776901785), (34, 594101365), (55, 367262662), (65, 310760714), (85, 237640546), (110, 183631331), (130, 155380357), (143, 141254870), (170, 118820273), (187, 108018430), (221, 91400210), (286, 70627435), (374, 54009215), (442, 45700105), (715, 28250974), (935, 21603686), (1105, 18280042), (1430, 14125487), (1870, 10801843), (2210, 9140021), (2431, 8309110), (4862, 4154555), (12155, 1661822), (24310, 830911)]