740647856

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{5387}}^1$

素因数の和:6069

約数の個数: 40

約数和(自身を含む): 1548015504

約数和(自身を除く): 807367648

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 661, 1322, 2644, 5288, 5387, 8593, 10576, 10774, 17186, 21548, 34372, 43096, 68744, 70031, 86192, 137488, 140062, 280124, 560248, 1120496, 3560807, 7121614, 14243228, 28486456, 46290491, 56972912, 92580982, 185161964, 370323928, 740647856]

約数ペア:

[(1, 740647856), (2, 370323928), (4, 185161964), (8, 92580982), (13, 56972912), (16, 46290491), (26, 28486456), (52, 14243228), (104, 7121614), (208, 3560807), (661, 1120496), (1322, 560248), (2644, 280124), (5288, 140062), (5387, 137488), (8593, 86192), (10576, 70031), (10774, 68744), (17186, 43096), (21548, 34372)]