12208040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1381}}^1$

素因数の和:1422

約数の個数: 64

約数和(自身を含む): 31343760

約数和(自身を除く): 19135720

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1381, 1768, 2210, 2762, 4420, 5524, 6905, 8840, 11048, 13810, 17953, 23477, 27620, 35906, 46954, 55240, 71812, 89765, 93908, 117385, 143624, 179530, 187816, 234770, 305201, 359060, 469540, 610402, 718120, 939080, 1220804, 1526005, 2441608, 3052010, 6104020, 12208040]

約数ペア:

[(1, 12208040), (2, 6104020), (4, 3052010), (5, 2441608), (8, 1526005), (10, 1220804), (13, 939080), (17, 718120), (20, 610402), (26, 469540), (34, 359060), (40, 305201), (52, 234770), (65, 187816), (68, 179530), (85, 143624), (104, 117385), (130, 93908), (136, 89765), (170, 71812), (221, 55240), (260, 46954), (340, 35906), (442, 27620), (520, 23477), (680, 17953), (884, 13810), (1105, 11048), (1381, 8840), (1768, 6905), (2210, 5524), (2762, 4420)]