2912241680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{631}}^1\times {\mathrm{1861}}^1$

素因数の和:2536

約数の個数: 80

約数和(自身を含む): 7004218368

約数和(自身を除く): 4091976688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 631, 1240, 1262, 1861, 2480, 2524, 3155, 3722, 5048, 6310, 7444, 9305, 10096, 12620, 14888, 18610, 19561, 25240, 29776, 37220, 39122, 50480, 57691, 74440, 78244, 97805, 115382, 148880, 156488, 195610, 230764, 288455, 312976, 391220, 461528, 576910, 782440, 923056, 1153820, 1174291, 1564880, 2307640, 2348582, 4615280, 4697164, 5871455, 9394328, 11742910, 18788656, 23485820, 36403021, 46971640, 72806042, 93943280, 145612084, 182015105, 291224168, 364030210, 582448336, 728060420, 1456120840, 2912241680]

約数ペア:

[(1, 2912241680), (2, 1456120840), (4, 728060420), (5, 582448336), (8, 364030210), (10, 291224168), (16, 182015105), (20, 145612084), (31, 93943280), (40, 72806042), (62, 46971640), (80, 36403021), (124, 23485820), (155, 18788656), (248, 11742910), (310, 9394328), (496, 5871455), (620, 4697164), (631, 4615280), (1240, 2348582), (1262, 2307640), (1861, 1564880), (2480, 1174291), (2524, 1153820), (3155, 923056), (3722, 782440), (5048, 576910), (6310, 461528), (7444, 391220), (9305, 312976), (10096, 288455), (12620, 230764), (14888, 195610), (18610, 156488), (19561, 148880), (25240, 115382), (29776, 97805), (37220, 78244), (39122, 74440), (50480, 57691)]