24709960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{631}}^1$

素因数の和:742

約数の個数: 64

約数和(自身を含む): 61430400

約数和(自身を除く): 36720440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 631, 712, 890, 979, 1262, 1780, 1958, 2524, 3155, 3560, 3916, 4895, 5048, 6310, 6941, 7832, 9790, 12620, 13882, 19580, 25240, 27764, 34705, 39160, 55528, 56159, 69410, 112318, 138820, 224636, 277640, 280795, 449272, 561590, 617749, 1123180, 1235498, 2246360, 2470996, 3088745, 4941992, 6177490, 12354980, 24709960]

約数ペア:

[(1, 24709960), (2, 12354980), (4, 6177490), (5, 4941992), (8, 3088745), (10, 2470996), (11, 2246360), (20, 1235498), (22, 1123180), (40, 617749), (44, 561590), (55, 449272), (88, 280795), (89, 277640), (110, 224636), (178, 138820), (220, 112318), (356, 69410), (440, 56159), (445, 55528), (631, 39160), (712, 34705), (890, 27764), (979, 25240), (1262, 19580), (1780, 13882), (1958, 12620), (2524, 9790), (3155, 7832), (3560, 6941), (3916, 6310), (4895, 5048)]