20175194830

素因数分解:

$2^1\times 5^1\times 7^4\times {\mathrm{823}}^1\times {\mathrm{1021}}^1$

素因数の和:1879

約数の個数: 80

約数和(自身を含む): 42458409504

約数和(自身を除く): 22283214674

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 343, 490, 686, 823, 1021, 1646, 1715, 2042, 2401, 3430, 4115, 4802, 5105, 5761, 7147, 8230, 10210, 11522, 12005, 14294, 24010, 28805, 35735, 40327, 50029, 57610, 71470, 80654, 100058, 201635, 250145, 282289, 350203, 403270, 500290, 564578, 700406, 840283, 1411445, 1680566, 1751015, 1976023, 2451421, 2822890, 3502030, 3952046, 4201415, 4902842, 5881981, 8402830, 9880115, 11763962, 12257105, 19760230, 24514210, 29409905, 41173867, 58819810, 82347734, 205869335, 288217069, 411738670, 576434138, 1441085345, 2017519483, 2882170690, 4035038966, 10087597415, 20175194830]

約数ペア:

[(1, 20175194830), (2, 10087597415), (5, 4035038966), (7, 2882170690), (10, 2017519483), (14, 1441085345), (35, 576434138), (49, 411738670), (70, 288217069), (98, 205869335), (245, 82347734), (343, 58819810), (490, 41173867), (686, 29409905), (823, 24514210), (1021, 19760230), (1646, 12257105), (1715, 11763962), (2042, 9880115), (2401, 8402830), (3430, 5881981), (4115, 4902842), (4802, 4201415), (5105, 3952046), (5761, 3502030), (7147, 2822890), (8230, 2451421), (10210, 1976023), (11522, 1751015), (12005, 1680566), (14294, 1411445), (24010, 840283), (28805, 700406), (35735, 564578), (40327, 500290), (50029, 403270), (57610, 350203), (71470, 282289), (80654, 250145), (100058, 201635)]