40491052

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 88482240

約数和(自身を除く): 47991188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 83, 98, 131, 133, 166, 196, 262, 266, 332, 524, 532, 581, 917, 931, 1162, 1577, 1834, 1862, 2324, 2489, 3154, 3668, 3724, 4067, 4978, 6308, 6419, 8134, 9956, 10873, 11039, 12838, 16268, 17423, 21746, 22078, 25676, 34846, 43492, 44156, 69692, 76111, 77273, 121961, 152222, 154546, 206587, 243922, 304444, 309092, 413174, 487844, 532777, 826348, 1065554, 1446109, 2131108, 2892218, 5784436, 10122763, 20245526, 40491052]

約数ペア:

[(1, 40491052), (2, 20245526), (4, 10122763), (7, 5784436), (14, 2892218), (19, 2131108), (28, 1446109), (38, 1065554), (49, 826348), (76, 532777), (83, 487844), (98, 413174), (131, 309092), (133, 304444), (166, 243922), (196, 206587), (262, 154546), (266, 152222), (332, 121961), (524, 77273), (532, 76111), (581, 69692), (917, 44156), (931, 43492), (1162, 34846), (1577, 25676), (1834, 22078), (1862, 21746), (2324, 17423), (2489, 16268), (3154, 12838), (3668, 11039), (3724, 10873), (4067, 9956), (4978, 8134), (6308, 6419)]