27908440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:545

約数の個数: 96

約数和(自身を含む): 75718800

約数和(自身を除く): 47810360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 491, 580, 812, 980, 982, 1015, 1160, 1421, 1624, 1960, 1964, 2030, 2455, 2842, 3437, 3928, 4060, 4910, 5684, 6874, 7105, 8120, 9820, 11368, 13748, 14210, 14239, 17185, 19640, 24059, 27496, 28420, 28478, 34370, 48118, 56840, 56956, 68740, 71195, 96236, 99673, 113912, 120295, 137480, 142390, 192472, 199346, 240590, 284780, 398692, 481180, 498365, 569560, 697711, 797384, 962360, 996730, 1395422, 1993460, 2790844, 3488555, 3986920, 5581688, 6977110, 13954220, 27908440]

約数ペア:

[(1, 27908440), (2, 13954220), (4, 6977110), (5, 5581688), (7, 3986920), (8, 3488555), (10, 2790844), (14, 1993460), (20, 1395422), (28, 996730), (29, 962360), (35, 797384), (40, 697711), (49, 569560), (56, 498365), (58, 481180), (70, 398692), (98, 284780), (116, 240590), (140, 199346), (145, 192472), (196, 142390), (203, 137480), (232, 120295), (245, 113912), (280, 99673), (290, 96236), (392, 71195), (406, 68740), (490, 56956), (491, 56840), (580, 48118), (812, 34370), (980, 28478), (982, 28420), (1015, 27496), (1160, 24059), (1421, 19640), (1624, 17185), (1960, 14239), (1964, 14210), (2030, 13748), (2455, 11368), (2842, 9820), (3437, 8120), (3928, 7105), (4060, 6874), (4910, 5684)]