2158150020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2766859}}^1$

素因数の和:2766884

約数の個数: 48

約数和(自身を含む): 6507654720

約数和(自身を除く): 4349504700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2766859, 5533718, 8300577, 11067436, 13834295, 16601154, 27668590, 33202308, 35969167, 41502885, 55337180, 71938334, 83005770, 107907501, 143876668, 166011540, 179845835, 215815002, 359691670, 431630004, 539537505, 719383340, 1079075010, 2158150020]

約数ペア:

[(1, 2158150020), (2, 1079075010), (3, 719383340), (4, 539537505), (5, 431630004), (6, 359691670), (10, 215815002), (12, 179845835), (13, 166011540), (15, 143876668), (20, 107907501), (26, 83005770), (30, 71938334), (39, 55337180), (52, 41502885), (60, 35969167), (65, 33202308), (78, 27668590), (130, 16601154), (156, 13834295), (195, 11067436), (260, 8300577), (390, 5533718), (780, 2766859)]