40486040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{144593}}^1$

素因数の和:144611

約数の個数: 32

約数和(自身を含む): 104107680

約数和(自身を除く): 63621640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 144593, 289186, 578372, 722965, 1012151, 1156744, 1445930, 2024302, 2891860, 4048604, 5060755, 5783720, 8097208, 10121510, 20243020, 40486040]

約数ペア:

[(1, 40486040), (2, 20243020), (4, 10121510), (5, 8097208), (7, 5783720), (8, 5060755), (10, 4048604), (14, 2891860), (20, 2024302), (28, 1445930), (35, 1156744), (40, 1012151), (56, 722965), (70, 578372), (140, 289186), (280, 144593)]