481390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 1114848

約数和(自身を除く): 633458

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 35, 46, 65, 70, 91, 115, 130, 161, 182, 230, 299, 322, 455, 529, 598, 805, 910, 1058, 1495, 1610, 2093, 2645, 2990, 3703, 4186, 5290, 6877, 7406, 10465, 13754, 18515, 20930, 34385, 37030, 48139, 68770, 96278, 240695, 481390]

約数ペア:

[(1, 481390), (2, 240695), (5, 96278), (7, 68770), (10, 48139), (13, 37030), (14, 34385), (23, 20930), (26, 18515), (35, 13754), (46, 10465), (65, 7406), (70, 6877), (91, 5290), (115, 4186), (130, 3703), (161, 2990), (182, 2645), (230, 2093), (299, 1610), (322, 1495), (455, 1058), (529, 910), (598, 805)]