1380634228

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1\times {\mathrm{523}}^1$

素因数の和:968

約数の個数: 48

約数和(自身を含む): 2547059200

約数和(自身を除く): 1166424972

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 349, 523, 698, 1046, 1396, 1891, 2092, 3782, 7564, 10819, 16213, 21289, 21638, 31903, 32426, 42578, 43276, 63806, 64852, 85156, 127612, 182527, 365054, 659959, 730108, 988993, 1319918, 1977986, 2639836, 3955972, 5658337, 11134147, 11316674, 22268294, 22633348, 44536588, 345158557, 690317114, 1380634228]

約数ペア:

[(1, 1380634228), (2, 690317114), (4, 345158557), (31, 44536588), (61, 22633348), (62, 22268294), (122, 11316674), (124, 11134147), (244, 5658337), (349, 3955972), (523, 2639836), (698, 1977986), (1046, 1319918), (1396, 988993), (1891, 730108), (2092, 659959), (3782, 365054), (7564, 182527), (10819, 127612), (16213, 85156), (21289, 64852), (21638, 63806), (31903, 43276), (32426, 42578)]