49405340

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 106112160

約数和(自身を除く): 56706820

約数列:

[1, 2, 4, 5, 10, 20, 109, 131, 173, 218, 262, 346, 436, 524, 545, 655, 692, 865, 1090, 1310, 1730, 2180, 2620, 3460, 14279, 18857, 22663, 28558, 37714, 45326, 57116, 71395, 75428, 90652, 94285, 113315, 142790, 188570, 226630, 285580, 377140, 453260, 2470267, 4940534, 9881068, 12351335, 24702670, 49405340]

約数ペア:

[(1, 49405340), (2, 24702670), (4, 12351335), (5, 9881068), (10, 4940534), (20, 2470267), (109, 453260), (131, 377140), (173, 285580), (218, 226630), (262, 188570), (346, 142790), (436, 113315), (524, 94285), (545, 90652), (655, 75428), (692, 71395), (865, 57116), (1090, 45326), (1310, 37714), (1730, 28558), (2180, 22663), (2620, 18857), (3460, 14279)]