1672720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 4642560

約数和(自身を除く): 2969840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 103, 112, 116, 140, 145, 203, 206, 232, 280, 290, 406, 412, 464, 515, 560, 580, 721, 812, 824, 1015, 1030, 1160, 1442, 1624, 1648, 2030, 2060, 2320, 2884, 2987, 3248, 3605, 4060, 4120, 5768, 5974, 7210, 8120, 8240, 11536, 11948, 14420, 14935, 16240, 20909, 23896, 28840, 29870, 41818, 47792, 57680, 59740, 83636, 104545, 119480, 167272, 209090, 238960, 334544, 418180, 836360, 1672720]

約数ペア:

[(1, 1672720), (2, 836360), (4, 418180), (5, 334544), (7, 238960), (8, 209090), (10, 167272), (14, 119480), (16, 104545), (20, 83636), (28, 59740), (29, 57680), (35, 47792), (40, 41818), (56, 29870), (58, 28840), (70, 23896), (80, 20909), (103, 16240), (112, 14935), (116, 14420), (140, 11948), (145, 11536), (203, 8240), (206, 8120), (232, 7210), (280, 5974), (290, 5768), (406, 4120), (412, 4060), (464, 3605), (515, 3248), (560, 2987), (580, 2884), (721, 2320), (812, 2060), (824, 2030), (1015, 1648), (1030, 1624), (1160, 1442)]