8738860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 21873600

約数和(自身を除く): 13134740

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 29, 38, 52, 58, 61, 65, 76, 95, 116, 122, 130, 145, 190, 244, 247, 260, 290, 305, 377, 380, 494, 551, 580, 610, 754, 793, 988, 1102, 1159, 1220, 1235, 1508, 1586, 1769, 1885, 2204, 2318, 2470, 2755, 3172, 3538, 3770, 3965, 4636, 4940, 5510, 5795, 7076, 7163, 7540, 7930, 8845, 11020, 11590, 14326, 15067, 15860, 17690, 22997, 23180, 28652, 30134, 33611, 35380, 35815, 45994, 60268, 67222, 71630, 75335, 91988, 114985, 134444, 143260, 150670, 168055, 229970, 301340, 336110, 436943, 459940, 672220, 873886, 1747772, 2184715, 4369430, 8738860]

約数ペア:

[(1, 8738860), (2, 4369430), (4, 2184715), (5, 1747772), (10, 873886), (13, 672220), (19, 459940), (20, 436943), (26, 336110), (29, 301340), (38, 229970), (52, 168055), (58, 150670), (61, 143260), (65, 134444), (76, 114985), (95, 91988), (116, 75335), (122, 71630), (130, 67222), (145, 60268), (190, 45994), (244, 35815), (247, 35380), (260, 33611), (290, 30134), (305, 28652), (377, 23180), (380, 22997), (494, 17690), (551, 15860), (580, 15067), (610, 14326), (754, 11590), (793, 11020), (988, 8845), (1102, 7930), (1159, 7540), (1220, 7163), (1235, 7076), (1508, 5795), (1586, 5510), (1769, 4940), (1885, 4636), (2204, 3965), (2318, 3770), (2470, 3538), (2755, 3172)]