28459760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{50821}}^1$

素因数の和:50841

約数の個数: 40

約数和(自身を含む): 75623136

約数和(自身を除く): 47163376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 50821, 101642, 203284, 254105, 355747, 406568, 508210, 711494, 813136, 1016420, 1422988, 1778735, 2032840, 2845976, 3557470, 4065680, 5691952, 7114940, 14229880, 28459760]

約数ペア:

[(1, 28459760), (2, 14229880), (4, 7114940), (5, 5691952), (7, 4065680), (8, 3557470), (10, 2845976), (14, 2032840), (16, 1778735), (20, 1422988), (28, 1016420), (35, 813136), (40, 711494), (56, 508210), (70, 406568), (80, 355747), (112, 254105), (140, 203284), (280, 101642), (560, 50821)]