12193540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 26901504

約数和(自身を除く): 14707964

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 71, 124, 142, 155, 277, 284, 310, 355, 554, 620, 710, 1108, 1385, 1420, 2201, 2770, 4402, 5540, 8587, 8804, 11005, 17174, 19667, 22010, 34348, 39334, 42935, 44020, 78668, 85870, 98335, 171740, 196670, 393340, 609677, 1219354, 2438708, 3048385, 6096770, 12193540]

約数ペア:

[(1, 12193540), (2, 6096770), (4, 3048385), (5, 2438708), (10, 1219354), (20, 609677), (31, 393340), (62, 196670), (71, 171740), (124, 98335), (142, 85870), (155, 78668), (277, 44020), (284, 42935), (310, 39334), (355, 34348), (554, 22010), (620, 19667), (710, 17174), (1108, 11005), (1385, 8804), (1420, 8587), (2201, 5540), (2770, 4402)]