22020440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 58786560

約数和(自身を除く): 36766120

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 47, 52, 53, 65, 68, 85, 94, 104, 106, 130, 136, 170, 188, 212, 221, 235, 260, 265, 340, 376, 424, 442, 470, 520, 530, 611, 680, 689, 799, 884, 901, 940, 1060, 1105, 1222, 1378, 1598, 1768, 1802, 1880, 2120, 2210, 2444, 2491, 2756, 3055, 3196, 3445, 3604, 3995, 4420, 4505, 4888, 4982, 5512, 6110, 6392, 6890, 7208, 7990, 8840, 9010, 9964, 10387, 11713, 12220, 12455, 13780, 15980, 18020, 19928, 20774, 23426, 24440, 24910, 27560, 31960, 32383, 36040, 41548, 42347, 46852, 49820, 51935, 58565, 64766, 83096, 84694, 93704, 99640, 103870, 117130, 129532, 161915, 169388, 207740, 211735, 234260, 259064, 323830, 338776, 415480, 423470, 468520, 550511, 647660, 846940, 1101022, 1295320, 1693880, 2202044, 2752555, 4404088, 5505110, 11010220, 22020440]

約数ペア:

[(1, 22020440), (2, 11010220), (4, 5505110), (5, 4404088), (8, 2752555), (10, 2202044), (13, 1693880), (17, 1295320), (20, 1101022), (26, 846940), (34, 647660), (40, 550511), (47, 468520), (52, 423470), (53, 415480), (65, 338776), (68, 323830), (85, 259064), (94, 234260), (104, 211735), (106, 207740), (130, 169388), (136, 161915), (170, 129532), (188, 117130), (212, 103870), (221, 99640), (235, 93704), (260, 84694), (265, 83096), (340, 64766), (376, 58565), (424, 51935), (442, 49820), (470, 46852), (520, 42347), (530, 41548), (611, 36040), (680, 32383), (689, 31960), (799, 27560), (884, 24910), (901, 24440), (940, 23426), (1060, 20774), (1105, 19928), (1222, 18020), (1378, 15980), (1598, 13780), (1768, 12455), (1802, 12220), (1880, 11713), (2120, 10387), (2210, 9964), (2444, 9010), (2491, 8840), (2756, 7990), (3055, 7208), (3196, 6890), (3445, 6392), (3604, 6110), (3995, 5512), (4420, 4982), (4505, 4888)]