40128420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{12619}}^1$

素因数の和:12684

約数の個数: 48

約数和(自身を含む): 114488640

約数和(自身を除く): 74360220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 12619, 25238, 37857, 50476, 63095, 75714, 126190, 151428, 189285, 252380, 378570, 668807, 757140, 1337614, 2006421, 2675228, 3344035, 4012842, 6688070, 8025684, 10032105, 13376140, 20064210, 40128420]

約数ペア:

[(1, 40128420), (2, 20064210), (3, 13376140), (4, 10032105), (5, 8025684), (6, 6688070), (10, 4012842), (12, 3344035), (15, 2675228), (20, 2006421), (30, 1337614), (53, 757140), (60, 668807), (106, 378570), (159, 252380), (212, 189285), (265, 151428), (318, 126190), (530, 75714), (636, 63095), (795, 50476), (1060, 37857), (1590, 25238), (3180, 12619)]