7931170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^2$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 16322040

約数和(自身を除く): 8390870

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 361, 494, 722, 845, 1235, 1690, 1805, 2197, 2470, 3211, 3610, 4394, 4693, 6422, 9386, 10985, 16055, 21970, 23465, 32110, 41743, 46930, 61009, 83486, 122018, 208715, 305045, 417430, 610090, 793117, 1586234, 3965585, 7931170]

約数ペア:

[(1, 7931170), (2, 3965585), (5, 1586234), (10, 793117), (13, 610090), (19, 417430), (26, 305045), (38, 208715), (65, 122018), (95, 83486), (130, 61009), (169, 46930), (190, 41743), (247, 32110), (338, 23465), (361, 21970), (494, 16055), (722, 10985), (845, 9386), (1235, 6422), (1690, 4693), (1805, 4394), (2197, 3610), (2470, 3211)]