22678720

素因数分解:

$2^6\times 5^1\times {\mathrm{131}}^1\times {\mathrm{541}}^1$

素因数の和:689

約数の個数: 56

約数和(自身を含む): 54516528

約数和(自身を除く): 31837808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 131, 160, 262, 320, 524, 541, 655, 1048, 1082, 1310, 2096, 2164, 2620, 2705, 4192, 4328, 5240, 5410, 8384, 8656, 10480, 10820, 17312, 20960, 21640, 34624, 41920, 43280, 70871, 86560, 141742, 173120, 283484, 354355, 566968, 708710, 1133936, 1417420, 2267872, 2834840, 4535744, 5669680, 11339360, 22678720]

約数ペア:

[(1, 22678720), (2, 11339360), (4, 5669680), (5, 4535744), (8, 2834840), (10, 2267872), (16, 1417420), (20, 1133936), (32, 708710), (40, 566968), (64, 354355), (80, 283484), (131, 173120), (160, 141742), (262, 86560), (320, 70871), (524, 43280), (541, 41920), (655, 34624), (1048, 21640), (1082, 20960), (1310, 17312), (2096, 10820), (2164, 10480), (2620, 8656), (2705, 8384), (4192, 5410), (4328, 5240)]