40535140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{7013}}^1$

素因数の和:7056

約数の個数: 36

約数和(自身を含む): 90438516

約数和(自身を除く): 49903376

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 7013, 14026, 28052, 35065, 70130, 119221, 140260, 238442, 476884, 596105, 1192210, 2026757, 2384420, 4053514, 8107028, 10133785, 20267570, 40535140]

約数ペア:

[(1, 40535140), (2, 20267570), (4, 10133785), (5, 8107028), (10, 4053514), (17, 2384420), (20, 2026757), (34, 1192210), (68, 596105), (85, 476884), (170, 238442), (289, 140260), (340, 119221), (578, 70130), (1156, 35065), (1445, 28052), (2890, 14026), (5780, 7013)]