2007789620

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{733}}^1\times {\mathrm{907}}^1$

素因数の和:1800

約数の個数: 48

約数和(自身を含む): 4254757248

約数和(自身を除く): 2246967628

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 733, 755, 907, 1466, 1510, 1814, 2932, 3020, 3628, 3665, 4535, 7330, 9070, 14660, 18140, 110683, 136957, 221366, 273914, 442732, 547828, 553415, 664831, 684785, 1106830, 1329662, 1369570, 2213660, 2659324, 2739140, 3324155, 6648310, 13296620, 100389481, 200778962, 401557924, 501947405, 1003894810, 2007789620]

約数ペア:

[(1, 2007789620), (2, 1003894810), (4, 501947405), (5, 401557924), (10, 200778962), (20, 100389481), (151, 13296620), (302, 6648310), (604, 3324155), (733, 2739140), (755, 2659324), (907, 2213660), (1466, 1369570), (1510, 1329662), (1814, 1106830), (2932, 684785), (3020, 664831), (3628, 553415), (3665, 547828), (4535, 442732), (7330, 273914), (9070, 221366), (14660, 136957), (18140, 110683)]