23555320

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{271}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 55520640

約数和(自身を除く): 31965320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 53, 82, 106, 164, 205, 212, 265, 271, 328, 410, 424, 530, 542, 820, 1060, 1084, 1355, 1640, 2120, 2168, 2173, 2710, 4346, 5420, 8692, 10840, 10865, 11111, 14363, 17384, 21730, 22222, 28726, 43460, 44444, 55555, 57452, 71815, 86920, 88888, 111110, 114904, 143630, 222220, 287260, 444440, 574520, 588883, 1177766, 2355532, 2944415, 4711064, 5888830, 11777660, 23555320]

約数ペア:

[(1, 23555320), (2, 11777660), (4, 5888830), (5, 4711064), (8, 2944415), (10, 2355532), (20, 1177766), (40, 588883), (41, 574520), (53, 444440), (82, 287260), (106, 222220), (164, 143630), (205, 114904), (212, 111110), (265, 88888), (271, 86920), (328, 71815), (410, 57452), (424, 55555), (530, 44444), (542, 43460), (820, 28726), (1060, 22222), (1084, 21730), (1355, 17384), (1640, 14363), (2120, 11111), (2168, 10865), (2173, 10840), (2710, 8692), (4346, 5420)]