28844320

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4397}}^1$

素因数の和:4453

約数の個数: 48

約数和(自身を含む): 69822648

約数和(自身を除く): 40978328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 4397, 6560, 8794, 17588, 21985, 35176, 43970, 70352, 87940, 140704, 175880, 180277, 351760, 360554, 703520, 721108, 901385, 1442216, 1802770, 2884432, 3605540, 5768864, 7211080, 14422160, 28844320]

約数ペア:

[(1, 28844320), (2, 14422160), (4, 7211080), (5, 5768864), (8, 3605540), (10, 2884432), (16, 1802770), (20, 1442216), (32, 901385), (40, 721108), (41, 703520), (80, 360554), (82, 351760), (160, 180277), (164, 175880), (205, 140704), (328, 87940), (410, 70352), (656, 43970), (820, 35176), (1312, 21985), (1640, 17588), (3280, 8794), (4397, 6560)]