11503240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{5869}}^1$

素因数の和:5894

約数の個数: 48

約数和(自身を含む): 30113100

約数和(自身を除く): 18609860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 5869, 11738, 23476, 29345, 41083, 46952, 58690, 82166, 117380, 164332, 205415, 234760, 287581, 328664, 410830, 575162, 821660, 1150324, 1437905, 1643320, 2300648, 2875810, 5751620, 11503240]

約数ペア:

[(1, 11503240), (2, 5751620), (4, 2875810), (5, 2300648), (7, 1643320), (8, 1437905), (10, 1150324), (14, 821660), (20, 575162), (28, 410830), (35, 328664), (40, 287581), (49, 234760), (56, 205415), (70, 164332), (98, 117380), (140, 82166), (196, 58690), (245, 46952), (280, 41083), (392, 29345), (490, 23476), (980, 11738), (1960, 5869)]