1956760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:148

約数の個数: 64

約数和(自身を含む): 4898880

約数和(自身を除く): 2942120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 71, 104, 106, 130, 142, 212, 260, 265, 284, 355, 424, 520, 530, 568, 689, 710, 923, 1060, 1378, 1420, 1846, 2120, 2756, 2840, 3445, 3692, 3763, 4615, 5512, 6890, 7384, 7526, 9230, 13780, 15052, 18460, 18815, 27560, 30104, 36920, 37630, 48919, 75260, 97838, 150520, 195676, 244595, 391352, 489190, 978380, 1956760]

約数ペア:

[(1, 1956760), (2, 978380), (4, 489190), (5, 391352), (8, 244595), (10, 195676), (13, 150520), (20, 97838), (26, 75260), (40, 48919), (52, 37630), (53, 36920), (65, 30104), (71, 27560), (104, 18815), (106, 18460), (130, 15052), (142, 13780), (212, 9230), (260, 7526), (265, 7384), (284, 6890), (355, 5512), (424, 4615), (520, 3763), (530, 3692), (568, 3445), (689, 2840), (710, 2756), (923, 2120), (1060, 1846), (1378, 1420)]