30908440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 74419200

約数和(自身を除く): 43510760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 190, 268, 335, 380, 536, 607, 670, 760, 1214, 1273, 1340, 2428, 2546, 2680, 3035, 4856, 5092, 6070, 6365, 10184, 11533, 12140, 12730, 23066, 24280, 25460, 40669, 46132, 50920, 57665, 81338, 92264, 115330, 162676, 203345, 230660, 325352, 406690, 461320, 772711, 813380, 1545422, 1626760, 3090844, 3863555, 6181688, 7727110, 15454220, 30908440]

約数ペア:

[(1, 30908440), (2, 15454220), (4, 7727110), (5, 6181688), (8, 3863555), (10, 3090844), (19, 1626760), (20, 1545422), (38, 813380), (40, 772711), (67, 461320), (76, 406690), (95, 325352), (134, 230660), (152, 203345), (190, 162676), (268, 115330), (335, 92264), (380, 81338), (536, 57665), (607, 50920), (670, 46132), (760, 40669), (1214, 25460), (1273, 24280), (1340, 23066), (2428, 12730), (2546, 12140), (2680, 11533), (3035, 10184), (4856, 6365), (5092, 6070)]