505905890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{60733}}^1$

素因数の和:60771

約数の個数: 48

約数和(自身を含む): 1121635512

約数和(自身を除く): 615729622

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 49, 70, 85, 98, 119, 170, 238, 245, 490, 595, 833, 1190, 1666, 4165, 8330, 60733, 121466, 303665, 425131, 607330, 850262, 1032461, 2064922, 2125655, 2975917, 4251310, 5162305, 5951834, 7227227, 10324610, 14454454, 14879585, 29759170, 36136135, 50590589, 72272270, 101181178, 252952945, 505905890]

約数ペア:

[(1, 505905890), (2, 252952945), (5, 101181178), (7, 72272270), (10, 50590589), (14, 36136135), (17, 29759170), (34, 14879585), (35, 14454454), (49, 10324610), (70, 7227227), (85, 5951834), (98, 5162305), (119, 4251310), (170, 2975917), (238, 2125655), (245, 2064922), (490, 1032461), (595, 850262), (833, 607330), (1190, 425131), (1666, 303665), (4165, 121466), (8330, 60733)]