7481440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 19595520

約数和(自身を除く): 12114080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 76, 80, 92, 95, 107, 115, 152, 160, 184, 190, 214, 230, 304, 368, 380, 428, 437, 460, 535, 608, 736, 760, 856, 874, 920, 1070, 1520, 1712, 1748, 1840, 2033, 2140, 2185, 2461, 3040, 3424, 3496, 3680, 4066, 4280, 4370, 4922, 6992, 8132, 8560, 8740, 9844, 10165, 12305, 13984, 16264, 17120, 17480, 19688, 20330, 24610, 32528, 34960, 39376, 40660, 46759, 49220, 65056, 69920, 78752, 81320, 93518, 98440, 162640, 187036, 196880, 233795, 325280, 374072, 393760, 467590, 748144, 935180, 1496288, 1870360, 3740720, 7481440]

約数ペア:

[(1, 7481440), (2, 3740720), (4, 1870360), (5, 1496288), (8, 935180), (10, 748144), (16, 467590), (19, 393760), (20, 374072), (23, 325280), (32, 233795), (38, 196880), (40, 187036), (46, 162640), (76, 98440), (80, 93518), (92, 81320), (95, 78752), (107, 69920), (115, 65056), (152, 49220), (160, 46759), (184, 40660), (190, 39376), (214, 34960), (230, 32528), (304, 24610), (368, 20330), (380, 19688), (428, 17480), (437, 17120), (460, 16264), (535, 13984), (608, 12305), (736, 10165), (760, 9844), (856, 8740), (874, 8560), (920, 8132), (1070, 6992), (1520, 4922), (1712, 4370), (1748, 4280), (1840, 4066), (2033, 3680), (2140, 3496), (2185, 3424), (2461, 3040)]