1077814780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{25577}}^1$

素因数の和:25643

約数の個数: 72

約数和(自身を含む): 2694284208

約数和(自身を除く): 1616469428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 140, 172, 196, 215, 245, 301, 430, 490, 602, 860, 980, 1204, 1505, 2107, 3010, 4214, 6020, 8428, 10535, 21070, 25577, 42140, 51154, 102308, 127885, 179039, 255770, 358078, 511540, 716156, 895195, 1099811, 1253273, 1790390, 2199622, 2506546, 3580780, 4399244, 5013092, 5499055, 6266365, 7698677, 10998110, 12532730, 15397354, 21996220, 25065460, 30794708, 38493385, 53890739, 76986770, 107781478, 153973540, 215562956, 269453695, 538907390, 1077814780]

約数ペア:

[(1, 1077814780), (2, 538907390), (4, 269453695), (5, 215562956), (7, 153973540), (10, 107781478), (14, 76986770), (20, 53890739), (28, 38493385), (35, 30794708), (43, 25065460), (49, 21996220), (70, 15397354), (86, 12532730), (98, 10998110), (140, 7698677), (172, 6266365), (196, 5499055), (215, 5013092), (245, 4399244), (301, 3580780), (430, 2506546), (490, 2199622), (602, 1790390), (860, 1253273), (980, 1099811), (1204, 895195), (1505, 716156), (2107, 511540), (3010, 358078), (4214, 255770), (6020, 179039), (8428, 127885), (10535, 102308), (21070, 51154), (25577, 42140)]