2662280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 6566400

約数和(自身を除く): 3904120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 113, 124, 152, 155, 190, 226, 248, 310, 380, 452, 565, 589, 620, 760, 904, 1130, 1178, 1240, 2147, 2260, 2356, 2945, 3503, 4294, 4520, 4712, 5890, 7006, 8588, 10735, 11780, 14012, 17176, 17515, 21470, 23560, 28024, 35030, 42940, 66557, 70060, 85880, 133114, 140120, 266228, 332785, 532456, 665570, 1331140, 2662280]

約数ペア:

[(1, 2662280), (2, 1331140), (4, 665570), (5, 532456), (8, 332785), (10, 266228), (19, 140120), (20, 133114), (31, 85880), (38, 70060), (40, 66557), (62, 42940), (76, 35030), (95, 28024), (113, 23560), (124, 21470), (152, 17515), (155, 17176), (190, 14012), (226, 11780), (248, 10735), (310, 8588), (380, 7006), (452, 5890), (565, 4712), (589, 4520), (620, 4294), (760, 3503), (904, 2945), (1130, 2356), (1178, 2260), (1240, 2147)]