2918542520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{3539}}^1$

素因数の和:3992

約数の個数: 64

約数和(自身を含む): 6709716000

約数和(自身を除く): 3791173480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 389, 424, 530, 778, 1060, 1556, 1945, 2120, 3112, 3539, 3890, 7078, 7780, 14156, 15560, 17695, 20617, 28312, 35390, 41234, 70780, 82468, 103085, 141560, 164936, 187567, 206170, 375134, 412340, 750268, 824680, 937835, 1376671, 1500536, 1875670, 2753342, 3751340, 5506684, 6883355, 7502680, 11013368, 13766710, 27533420, 55066840, 72963563, 145927126, 291854252, 364817815, 583708504, 729635630, 1459271260, 2918542520]

約数ペア:

[(1, 2918542520), (2, 1459271260), (4, 729635630), (5, 583708504), (8, 364817815), (10, 291854252), (20, 145927126), (40, 72963563), (53, 55066840), (106, 27533420), (212, 13766710), (265, 11013368), (389, 7502680), (424, 6883355), (530, 5506684), (778, 3751340), (1060, 2753342), (1556, 1875670), (1945, 1500536), (2120, 1376671), (3112, 937835), (3539, 824680), (3890, 750268), (7078, 412340), (7780, 375134), (14156, 206170), (15560, 187567), (17695, 164936), (20617, 141560), (28312, 103085), (35390, 82468), (41234, 70780)]