129948140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1471}}^1$

素因数の和:2118

約数の個数: 48

約数和(自身を含む): 312582144

約数和(自身を除く): 182634004

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 631, 1262, 1471, 2524, 2942, 3155, 4417, 5884, 6310, 7355, 8834, 10297, 12620, 14710, 17668, 20594, 22085, 29420, 41188, 44170, 51485, 88340, 102970, 205940, 928201, 1856402, 3712804, 4641005, 6497407, 9282010, 12994814, 18564020, 25989628, 32487035, 64974070, 129948140]

約数ペア:

[(1, 129948140), (2, 64974070), (4, 32487035), (5, 25989628), (7, 18564020), (10, 12994814), (14, 9282010), (20, 6497407), (28, 4641005), (35, 3712804), (70, 1856402), (140, 928201), (631, 205940), (1262, 102970), (1471, 88340), (2524, 51485), (2942, 44170), (3155, 41188), (4417, 29420), (5884, 22085), (6310, 20594), (7355, 17668), (8834, 14710), (10297, 12620)]