4544440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 11158560

約数和(自身を除く): 6614120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 163, 164, 170, 205, 326, 328, 340, 410, 652, 680, 697, 815, 820, 1304, 1394, 1630, 1640, 2771, 2788, 3260, 3485, 5542, 5576, 6520, 6683, 6970, 11084, 13366, 13855, 13940, 22168, 26732, 27710, 27880, 33415, 53464, 55420, 66830, 110840, 113611, 133660, 227222, 267320, 454444, 568055, 908888, 1136110, 2272220, 4544440]

約数ペア:

[(1, 4544440), (2, 2272220), (4, 1136110), (5, 908888), (8, 568055), (10, 454444), (17, 267320), (20, 227222), (34, 133660), (40, 113611), (41, 110840), (68, 66830), (82, 55420), (85, 53464), (136, 33415), (163, 27880), (164, 27710), (170, 26732), (205, 22168), (326, 13940), (328, 13855), (340, 13366), (410, 11084), (652, 6970), (680, 6683), (697, 6520), (815, 5576), (820, 5542), (1304, 3485), (1394, 3260), (1630, 2788), (1640, 2771)]