8058140

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 17950464

約数和(自身を除く): 9892324

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 317, 410, 620, 634, 820, 1268, 1271, 1585, 2542, 3170, 5084, 6340, 6355, 9827, 12710, 12997, 19654, 25420, 25994, 39308, 49135, 51988, 64985, 98270, 129970, 196540, 259940, 402907, 805814, 1611628, 2014535, 4029070, 8058140]

約数ペア:

[(1, 8058140), (2, 4029070), (4, 2014535), (5, 1611628), (10, 805814), (20, 402907), (31, 259940), (41, 196540), (62, 129970), (82, 98270), (124, 64985), (155, 51988), (164, 49135), (205, 39308), (310, 25994), (317, 25420), (410, 19654), (620, 12997), (634, 12710), (820, 9827), (1268, 6355), (1271, 6340), (1585, 5084), (2542, 3170)]