968054980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1\times {\mathrm{1861}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 2102123520

約数和(自身を除く): 1134068540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 839, 1678, 1861, 3356, 3722, 4195, 7444, 8390, 9305, 16780, 18610, 26009, 37220, 52018, 57691, 104036, 115382, 130045, 230764, 260090, 288455, 520180, 576910, 1153820, 1561379, 3122758, 6245516, 7806895, 15613790, 31227580, 48402749, 96805498, 193610996, 242013745, 484027490, 968054980]

約数ペア:

[(1, 968054980), (2, 484027490), (4, 242013745), (5, 193610996), (10, 96805498), (20, 48402749), (31, 31227580), (62, 15613790), (124, 7806895), (155, 6245516), (310, 3122758), (620, 1561379), (839, 1153820), (1678, 576910), (1861, 520180), (3356, 288455), (3722, 260090), (4195, 230764), (7444, 130045), (8390, 115382), (9305, 104036), (16780, 57691), (18610, 52018), (26009, 37220)]