1290455956

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1\times {\mathrm{541}}^1$

素因数の和:880

約数の個数: 48

約数和(自身を含む): 2366727552

約数和(自身を除く): 1076271596

約数列:

[1, 2, 4, 37, 71, 74, 142, 148, 227, 284, 454, 541, 908, 1082, 2164, 2627, 5254, 8399, 10508, 16117, 16798, 20017, 32234, 33596, 38411, 40034, 64468, 76822, 80068, 122807, 153644, 245614, 491228, 596329, 1192658, 1421207, 2385316, 2842414, 4543859, 5684828, 8719297, 9087718, 17438594, 18175436, 34877188, 322613989, 645227978, 1290455956]

約数ペア:

[(1, 1290455956), (2, 645227978), (4, 322613989), (37, 34877188), (71, 18175436), (74, 17438594), (142, 9087718), (148, 8719297), (227, 5684828), (284, 4543859), (454, 2842414), (541, 2385316), (908, 1421207), (1082, 1192658), (2164, 596329), (2627, 491228), (5254, 245614), (8399, 153644), (10508, 122807), (16117, 80068), (16798, 76822), (20017, 64468), (32234, 40034), (33596, 38411)]