20348081380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{150883}}^1$

素因数の和:151516

約数の個数: 48

約数和(自身を含む): 46691959104

約数和(自身を除く): 26343877724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 613, 1226, 2452, 3065, 6130, 6743, 12260, 13486, 26972, 33715, 67430, 134860, 150883, 301766, 603532, 754415, 1508830, 1659713, 3017660, 3319426, 6638852, 8298565, 16597130, 33194260, 92491279, 184982558, 369965116, 462456395, 924912790, 1017404069, 1849825580, 2034808138, 4069616276, 5087020345, 10174040690, 20348081380]

約数ペア:

[(1, 20348081380), (2, 10174040690), (4, 5087020345), (5, 4069616276), (10, 2034808138), (11, 1849825580), (20, 1017404069), (22, 924912790), (44, 462456395), (55, 369965116), (110, 184982558), (220, 92491279), (613, 33194260), (1226, 16597130), (2452, 8298565), (3065, 6638852), (6130, 3319426), (6743, 3017660), (12260, 1659713), (13486, 1508830), (26972, 754415), (33715, 603532), (67430, 301766), (134860, 150883)]