409865560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{60631}}^1$

素因数の和:60668

約数の個数: 48

約数和(自身を含む): 998609040

約数和(自身を除く): 588743480

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 60631, 121262, 242524, 303155, 485048, 606310, 788203, 1212620, 1576406, 2425240, 3152812, 3941015, 6305624, 7882030, 10246639, 15764060, 20493278, 31528120, 40986556, 51233195, 81973112, 102466390, 204932780, 409865560]

約数ペア:

[(1, 409865560), (2, 204932780), (4, 102466390), (5, 81973112), (8, 51233195), (10, 40986556), (13, 31528120), (20, 20493278), (26, 15764060), (40, 10246639), (52, 7882030), (65, 6305624), (104, 3941015), (130, 3152812), (169, 2425240), (260, 1576406), (338, 1212620), (520, 788203), (676, 606310), (845, 485048), (1352, 303155), (1690, 242524), (3380, 121262), (6760, 60631)]