1660670680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{4679}}^1$

素因数の和:5176

約数の個数: 64

約数和(自身を含む): 3942432000

約数和(自身を除く): 2281761320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 467, 760, 934, 1868, 2335, 3736, 4670, 4679, 8873, 9340, 9358, 17746, 18680, 18716, 23395, 35492, 37432, 44365, 46790, 70984, 88730, 88901, 93580, 177460, 177802, 187160, 354920, 355604, 444505, 711208, 889010, 1778020, 2185093, 3556040, 4370186, 8740372, 10925465, 17480744, 21850930, 41516767, 43701860, 83033534, 87403720, 166067068, 207583835, 332134136, 415167670, 830335340, 1660670680]

約数ペア:

[(1, 1660670680), (2, 830335340), (4, 415167670), (5, 332134136), (8, 207583835), (10, 166067068), (19, 87403720), (20, 83033534), (38, 43701860), (40, 41516767), (76, 21850930), (95, 17480744), (152, 10925465), (190, 8740372), (380, 4370186), (467, 3556040), (760, 2185093), (934, 1778020), (1868, 889010), (2335, 711208), (3736, 444505), (4670, 355604), (4679, 354920), (8873, 187160), (9340, 177802), (9358, 177460), (17746, 93580), (18680, 88901), (18716, 88730), (23395, 70984), (35492, 46790), (37432, 44365)]