43989140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1901}}^1$

素因数の和:2012

約数の個数: 48

約数和(自身を含む): 100653840

約数和(自身を除く): 56664700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 1901, 2314, 3802, 4628, 5785, 7604, 9505, 11570, 19010, 23140, 24713, 38020, 49426, 98852, 123565, 169189, 247130, 338378, 494260, 676756, 845945, 1691890, 2199457, 3383780, 4398914, 8797828, 10997285, 21994570, 43989140]

約数ペア:

[(1, 43989140), (2, 21994570), (4, 10997285), (5, 8797828), (10, 4398914), (13, 3383780), (20, 2199457), (26, 1691890), (52, 845945), (65, 676756), (89, 494260), (130, 338378), (178, 247130), (260, 169189), (356, 123565), (445, 98852), (890, 49426), (1157, 38020), (1780, 24713), (1901, 23140), (2314, 19010), (3802, 11570), (4628, 9505), (5785, 7604)]