140635840

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{14177}}^1$

素因数の和:14225

約数の個数: 56

約数和(自身を含む): 345716352

約数和(自身を除く): 205080512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 14177, 28354, 56708, 70885, 113416, 141770, 226832, 283540, 439487, 453664, 567080, 878974, 907328, 1134160, 1757948, 2197435, 2268320, 3515896, 4394870, 4536640, 7031792, 8789740, 14063584, 17579480, 28127168, 35158960, 70317920, 140635840]

約数ペア:

[(1, 140635840), (2, 70317920), (4, 35158960), (5, 28127168), (8, 17579480), (10, 14063584), (16, 8789740), (20, 7031792), (31, 4536640), (32, 4394870), (40, 3515896), (62, 2268320), (64, 2197435), (80, 1757948), (124, 1134160), (155, 907328), (160, 878974), (248, 567080), (310, 453664), (320, 439487), (496, 283540), (620, 226832), (992, 141770), (1240, 113416), (1984, 70885), (2480, 56708), (4960, 28354), (9920, 14177)]