22378880

素因数分解:

$2^7\times 5^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 54345600

約数和(自身を除く): 31966720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 128, 146, 160, 292, 320, 365, 479, 584, 640, 730, 958, 1168, 1460, 1916, 2336, 2395, 2920, 3832, 4672, 4790, 5840, 7664, 9344, 9580, 11680, 15328, 19160, 23360, 30656, 34967, 38320, 46720, 61312, 69934, 76640, 139868, 153280, 174835, 279736, 306560, 349670, 559472, 699340, 1118944, 1398680, 2237888, 2797360, 4475776, 5594720, 11189440, 22378880]

約数ペア:

[(1, 22378880), (2, 11189440), (4, 5594720), (5, 4475776), (8, 2797360), (10, 2237888), (16, 1398680), (20, 1118944), (32, 699340), (40, 559472), (64, 349670), (73, 306560), (80, 279736), (128, 174835), (146, 153280), (160, 139868), (292, 76640), (320, 69934), (365, 61312), (479, 46720), (584, 38320), (640, 34967), (730, 30656), (958, 23360), (1168, 19160), (1460, 15328), (1916, 11680), (2336, 9580), (2395, 9344), (2920, 7664), (3832, 5840), (4672, 4790)]