22450780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 33432740

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 131, 164, 190, 205, 209, 220, 262, 380, 410, 418, 451, 524, 655, 779, 820, 836, 902, 1045, 1310, 1441, 1558, 1804, 2090, 2255, 2489, 2620, 2882, 3116, 3895, 4180, 4510, 4978, 5371, 5764, 7205, 7790, 8569, 9020, 9956, 10742, 12445, 14410, 15580, 17138, 21484, 24890, 26855, 27379, 28820, 34276, 42845, 49780, 53710, 54758, 59081, 85690, 102049, 107420, 109516, 118162, 136895, 171380, 204098, 236324, 273790, 295405, 408196, 510245, 547580, 590810, 1020490, 1122539, 1181620, 2040980, 2245078, 4490156, 5612695, 11225390, 22450780]

約数ペア:

[(1, 22450780), (2, 11225390), (4, 5612695), (5, 4490156), (10, 2245078), (11, 2040980), (19, 1181620), (20, 1122539), (22, 1020490), (38, 590810), (41, 547580), (44, 510245), (55, 408196), (76, 295405), (82, 273790), (95, 236324), (110, 204098), (131, 171380), (164, 136895), (190, 118162), (205, 109516), (209, 107420), (220, 102049), (262, 85690), (380, 59081), (410, 54758), (418, 53710), (451, 49780), (524, 42845), (655, 34276), (779, 28820), (820, 27379), (836, 26855), (902, 24890), (1045, 21484), (1310, 17138), (1441, 15580), (1558, 14410), (1804, 12445), (2090, 10742), (2255, 9956), (2489, 9020), (2620, 8569), (2882, 7790), (3116, 7205), (3895, 5764), (4180, 5371), (4510, 4978)]