1248656440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{52999}}^1$

素因数の和:53060

約数の個数: 64

約数和(自身を含む): 3052800000

約数和(自身を除く): 1804143560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5890, 11780, 23560, 52999, 105998, 211996, 264995, 423992, 529990, 1006981, 1059980, 1642969, 2013962, 2119960, 3285938, 4027924, 5034905, 6571876, 8055848, 8214845, 10069810, 13143752, 16429690, 20139620, 31216411, 32859380, 40279240, 62432822, 65718760, 124865644, 156082055, 249731288, 312164110, 624328220, 1248656440]

約数ペア:

[(1, 1248656440), (2, 624328220), (4, 312164110), (5, 249731288), (8, 156082055), (10, 124865644), (19, 65718760), (20, 62432822), (31, 40279240), (38, 32859380), (40, 31216411), (62, 20139620), (76, 16429690), (95, 13143752), (124, 10069810), (152, 8214845), (155, 8055848), (190, 6571876), (248, 5034905), (310, 4027924), (380, 3285938), (589, 2119960), (620, 2013962), (760, 1642969), (1178, 1059980), (1240, 1006981), (2356, 529990), (2945, 423992), (4712, 264995), (5890, 211996), (11780, 105998), (23560, 52999)]