2863120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2753}}^1$

素因数の和:2779

約数の個数: 40

約数和(自身を含む): 7171416

約数和(自身を除く): 4308296

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2753, 5506, 11012, 13765, 22024, 27530, 35789, 44048, 55060, 71578, 110120, 143156, 178945, 220240, 286312, 357890, 572624, 715780, 1431560, 2863120]

約数ペア:

[(1, 2863120), (2, 1431560), (4, 715780), (5, 572624), (8, 357890), (10, 286312), (13, 220240), (16, 178945), (20, 143156), (26, 110120), (40, 71578), (52, 55060), (65, 44048), (80, 35789), (104, 27530), (130, 22024), (208, 13765), (260, 11012), (520, 5506), (1040, 2753)]