31193470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2383}}^1$

素因数の和:2425

約数の個数: 64

約数和(自身を含む): 74151936

約数和(自身を除く): 42958466

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2383, 2618, 4766, 6545, 11915, 13090, 16681, 23830, 26213, 33362, 40511, 52426, 81022, 83405, 131065, 166810, 183491, 202555, 262130, 283577, 366982, 405110, 445621, 567154, 891242, 917455, 1417885, 1834910, 2228105, 2835770, 3119347, 4456210, 6238694, 15596735, 31193470]

約数ペア:

[(1, 31193470), (2, 15596735), (5, 6238694), (7, 4456210), (10, 3119347), (11, 2835770), (14, 2228105), (17, 1834910), (22, 1417885), (34, 917455), (35, 891242), (55, 567154), (70, 445621), (77, 405110), (85, 366982), (110, 283577), (119, 262130), (154, 202555), (170, 183491), (187, 166810), (238, 131065), (374, 83405), (385, 81022), (595, 52426), (770, 40511), (935, 33362), (1190, 26213), (1309, 23830), (1870, 16681), (2383, 13090), (2618, 11915), (4766, 6545)]