38626040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 94232160

約数和(自身を除く): 55606120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1321, 1462, 1720, 2642, 2924, 3655, 5284, 5848, 6605, 7310, 10568, 13210, 14620, 22457, 26420, 29240, 44914, 52840, 56803, 89828, 112285, 113606, 179656, 224570, 227212, 284015, 449140, 454424, 568030, 898280, 965651, 1136060, 1931302, 2272120, 3862604, 4828255, 7725208, 9656510, 19313020, 38626040]

約数ペア:

[(1, 38626040), (2, 19313020), (4, 9656510), (5, 7725208), (8, 4828255), (10, 3862604), (17, 2272120), (20, 1931302), (34, 1136060), (40, 965651), (43, 898280), (68, 568030), (85, 454424), (86, 449140), (136, 284015), (170, 227212), (172, 224570), (215, 179656), (340, 113606), (344, 112285), (430, 89828), (680, 56803), (731, 52840), (860, 44914), (1321, 29240), (1462, 26420), (1720, 22457), (2642, 14620), (2924, 13210), (3655, 10568), (5284, 7310), (5848, 6605)]