1295691880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{10687}}^1$

素因数の和:11138

約数の個数: 64

約数和(自身を含む): 3339786240

約数和(自身を除く): 2044094360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 433, 866, 1732, 2165, 3031, 3464, 4330, 6062, 8660, 10687, 12124, 15155, 17320, 21374, 24248, 30310, 42748, 53435, 60620, 74809, 85496, 106870, 121240, 149618, 213740, 299236, 374045, 427480, 598472, 748090, 1496180, 2992360, 4627471, 9254942, 18509884, 23137355, 32392297, 37019768, 46274710, 64784594, 92549420, 129569188, 161961485, 185098840, 259138376, 323922970, 647845940, 1295691880]

約数ペア:

[(1, 1295691880), (2, 647845940), (4, 323922970), (5, 259138376), (7, 185098840), (8, 161961485), (10, 129569188), (14, 92549420), (20, 64784594), (28, 46274710), (35, 37019768), (40, 32392297), (56, 23137355), (70, 18509884), (140, 9254942), (280, 4627471), (433, 2992360), (866, 1496180), (1732, 748090), (2165, 598472), (3031, 427480), (3464, 374045), (4330, 299236), (6062, 213740), (8660, 149618), (10687, 121240), (12124, 106870), (15155, 85496), (17320, 74809), (21374, 60620), (24248, 53435), (30310, 42748)]