20124240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1181}}^1$

素因数の和:1268

約数の個数: 80

約数和(自身を含む): 63317376

約数和(自身を除く): 43193136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1136, 1181, 1420, 1704, 2130, 2362, 2840, 3408, 3543, 4260, 4724, 5680, 5905, 7086, 8520, 9448, 11810, 14172, 17040, 17715, 18896, 23620, 28344, 35430, 47240, 56688, 70860, 83851, 94480, 141720, 167702, 251553, 283440, 335404, 419255, 503106, 670808, 838510, 1006212, 1257765, 1341616, 1677020, 2012424, 2515530, 3354040, 4024848, 5031060, 6708080, 10062120, 20124240]

約数ペア:

[(1, 20124240), (2, 10062120), (3, 6708080), (4, 5031060), (5, 4024848), (6, 3354040), (8, 2515530), (10, 2012424), (12, 1677020), (15, 1341616), (16, 1257765), (20, 1006212), (24, 838510), (30, 670808), (40, 503106), (48, 419255), (60, 335404), (71, 283440), (80, 251553), (120, 167702), (142, 141720), (213, 94480), (240, 83851), (284, 70860), (355, 56688), (426, 47240), (568, 35430), (710, 28344), (852, 23620), (1065, 18896), (1136, 17715), (1181, 17040), (1420, 14172), (1704, 11810), (2130, 9448), (2362, 8520), (2840, 7086), (3408, 5905), (3543, 5680), (4260, 4724)]