23670140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 55339200

約数和(自身を除く): 31669060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 149, 169, 188, 235, 260, 298, 338, 470, 596, 611, 676, 745, 845, 940, 1222, 1490, 1690, 1937, 2444, 2980, 3055, 3380, 3874, 6110, 7003, 7748, 7943, 9685, 12220, 14006, 15886, 19370, 25181, 28012, 31772, 35015, 38740, 39715, 50362, 70030, 79430, 91039, 100724, 125905, 140060, 158860, 182078, 251810, 364156, 455195, 503620, 910390, 1183507, 1820780, 2367014, 4734028, 5917535, 11835070, 23670140]

約数ペア:

[(1, 23670140), (2, 11835070), (4, 5917535), (5, 4734028), (10, 2367014), (13, 1820780), (20, 1183507), (26, 910390), (47, 503620), (52, 455195), (65, 364156), (94, 251810), (130, 182078), (149, 158860), (169, 140060), (188, 125905), (235, 100724), (260, 91039), (298, 79430), (338, 70030), (470, 50362), (596, 39715), (611, 38740), (676, 35015), (745, 31772), (845, 28012), (940, 25181), (1222, 19370), (1490, 15886), (1690, 14006), (1937, 12220), (2444, 9685), (2980, 7943), (3055, 7748), (3380, 7003), (3874, 6110)]