206536460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41809}}^1$

素因数の和:41850

約数の個数: 48

約数和(自身を含む): 491685600

約数和(自身を除く): 285149140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 41809, 83618, 167236, 209045, 418090, 543517, 794371, 836180, 1087034, 1588742, 2174068, 2717585, 3177484, 3971855, 5435170, 7943710, 10326823, 10870340, 15887420, 20653646, 41307292, 51634115, 103268230, 206536460]

約数ペア:

[(1, 206536460), (2, 103268230), (4, 51634115), (5, 41307292), (10, 20653646), (13, 15887420), (19, 10870340), (20, 10326823), (26, 7943710), (38, 5435170), (52, 3971855), (65, 3177484), (76, 2717585), (95, 2174068), (130, 1588742), (190, 1087034), (247, 836180), (260, 794371), (380, 543517), (494, 418090), (988, 209045), (1235, 167236), (2470, 83618), (4940, 41809)]