28551880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{953}}^1$

素因数の和:1078

約数の個数: 64

約数和(自身を含む): 74183040

約数和(自身を除く): 45631160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 107, 140, 214, 280, 428, 535, 749, 856, 953, 1070, 1498, 1906, 2140, 2996, 3745, 3812, 4280, 4765, 5992, 6671, 7490, 7624, 9530, 13342, 14980, 19060, 26684, 29960, 33355, 38120, 53368, 66710, 101971, 133420, 203942, 266840, 407884, 509855, 713797, 815768, 1019710, 1427594, 2039420, 2855188, 3568985, 4078840, 5710376, 7137970, 14275940, 28551880]

約数ペア:

[(1, 28551880), (2, 14275940), (4, 7137970), (5, 5710376), (7, 4078840), (8, 3568985), (10, 2855188), (14, 2039420), (20, 1427594), (28, 1019710), (35, 815768), (40, 713797), (56, 509855), (70, 407884), (107, 266840), (140, 203942), (214, 133420), (280, 101971), (428, 66710), (535, 53368), (749, 38120), (856, 33355), (953, 29960), (1070, 26684), (1498, 19060), (1906, 14980), (2140, 13342), (2996, 9530), (3745, 7624), (3812, 7490), (4280, 6671), (4765, 5992)]