13070540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1049}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 31752000

約数和(自身を除く): 18681460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1049, 1246, 1780, 2098, 2492, 3115, 4196, 5245, 6230, 7343, 10490, 12460, 14686, 20980, 29372, 36715, 73430, 93361, 146860, 186722, 373444, 466805, 653527, 933610, 1307054, 1867220, 2614108, 3267635, 6535270, 13070540]

約数ペア:

[(1, 13070540), (2, 6535270), (4, 3267635), (5, 2614108), (7, 1867220), (10, 1307054), (14, 933610), (20, 653527), (28, 466805), (35, 373444), (70, 186722), (89, 146860), (140, 93361), (178, 73430), (356, 36715), (445, 29372), (623, 20980), (890, 14686), (1049, 12460), (1246, 10490), (1780, 7343), (2098, 6230), (2492, 5245), (3115, 4196)]