201402760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{387313}}^1$

素因数の和:387337

約数の個数: 32

約数和(自身を含む): 488015640

約数和(自身を除く): 286612880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 387313, 774626, 1549252, 1936565, 3098504, 3873130, 5035069, 7746260, 10070138, 15492520, 20140276, 25175345, 40280552, 50350690, 100701380, 201402760]

約数ペア:

[(1, 201402760), (2, 100701380), (4, 50350690), (5, 40280552), (8, 25175345), (10, 20140276), (13, 15492520), (20, 10070138), (26, 7746260), (40, 5035069), (52, 3873130), (65, 3098504), (104, 1936565), (130, 1549252), (260, 774626), (520, 387313)]