290430890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{74279}}^1$

素因数の和:74326

約数の個数: 32

約数和(自身を含む): 577601280

約数和(自身を除く): 287170390

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 74279, 148558, 371395, 742790, 1262743, 1708417, 2525486, 3416834, 6313715, 8542085, 12627430, 17084170, 29043089, 58086178, 145215445, 290430890]

約数ペア:

[(1, 290430890), (2, 145215445), (5, 58086178), (10, 29043089), (17, 17084170), (23, 12627430), (34, 8542085), (46, 6313715), (85, 3416834), (115, 2525486), (170, 1708417), (230, 1262743), (391, 742790), (782, 371395), (1955, 148558), (3910, 74279)]