1273480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:134

約数の個数: 64

約数和(自身を含む): 3225600

約数和(自身を除く): 1952120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 79, 104, 124, 130, 155, 158, 248, 260, 310, 316, 395, 403, 520, 620, 632, 790, 806, 1027, 1240, 1580, 1612, 2015, 2054, 2449, 3160, 3224, 4030, 4108, 4898, 5135, 8060, 8216, 9796, 10270, 12245, 16120, 19592, 20540, 24490, 31837, 41080, 48980, 63674, 97960, 127348, 159185, 254696, 318370, 636740, 1273480]

約数ペア:

[(1, 1273480), (2, 636740), (4, 318370), (5, 254696), (8, 159185), (10, 127348), (13, 97960), (20, 63674), (26, 48980), (31, 41080), (40, 31837), (52, 24490), (62, 20540), (65, 19592), (79, 16120), (104, 12245), (124, 10270), (130, 9796), (155, 8216), (158, 8060), (248, 5135), (260, 4898), (310, 4108), (316, 4030), (395, 3224), (403, 3160), (520, 2449), (620, 2054), (632, 2015), (790, 1612), (806, 1580), (1027, 1240)]