2138560

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 56

約数和(自身を含む): 5248656

約数和(自身を除く): 3110096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 160, 163, 164, 205, 320, 326, 328, 410, 652, 656, 815, 820, 1304, 1312, 1630, 1640, 2608, 2624, 3260, 3280, 5216, 6520, 6560, 6683, 10432, 13040, 13120, 13366, 26080, 26732, 33415, 52160, 53464, 66830, 106928, 133660, 213856, 267320, 427712, 534640, 1069280, 2138560]

約数ペア:

[(1, 2138560), (2, 1069280), (4, 534640), (5, 427712), (8, 267320), (10, 213856), (16, 133660), (20, 106928), (32, 66830), (40, 53464), (41, 52160), (64, 33415), (80, 26732), (82, 26080), (160, 13366), (163, 13120), (164, 13040), (205, 10432), (320, 6683), (326, 6560), (328, 6520), (410, 5216), (652, 3280), (656, 3260), (815, 2624), (820, 2608), (1304, 1640), (1312, 1630)]