40663420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15287}}^1$

素因数の和:15322

約数の個数: 48

約数和(自身を含む): 102735360

約数和(自身を除く): 62071940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 15287, 30574, 61148, 76435, 107009, 152870, 214018, 290453, 305740, 428036, 535045, 580906, 1070090, 1161812, 1452265, 2033171, 2140180, 2904530, 4066342, 5809060, 8132684, 10165855, 20331710, 40663420]

約数ペア:

[(1, 40663420), (2, 20331710), (4, 10165855), (5, 8132684), (7, 5809060), (10, 4066342), (14, 2904530), (19, 2140180), (20, 2033171), (28, 1452265), (35, 1161812), (38, 1070090), (70, 580906), (76, 535045), (95, 428036), (133, 305740), (140, 290453), (190, 214018), (266, 152870), (380, 107009), (532, 76435), (665, 61148), (1330, 30574), (2660, 15287)]