4945420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 10993248

約数和(自身を除く): 6047828

約数列:

[1, 2, 4, 5, 10, 20, 37, 41, 74, 82, 148, 163, 164, 185, 205, 326, 370, 410, 652, 740, 815, 820, 1517, 1630, 3034, 3260, 6031, 6068, 6683, 7585, 12062, 13366, 15170, 24124, 26732, 30155, 30340, 33415, 60310, 66830, 120620, 133660, 247271, 494542, 989084, 1236355, 2472710, 4945420]

約数ペア:

[(1, 4945420), (2, 2472710), (4, 1236355), (5, 989084), (10, 494542), (20, 247271), (37, 133660), (41, 120620), (74, 66830), (82, 60310), (148, 33415), (163, 30340), (164, 30155), (185, 26732), (205, 24124), (326, 15170), (370, 13366), (410, 12062), (652, 7585), (740, 6683), (815, 6068), (820, 6031), (1517, 3260), (1630, 3034)]