18092080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:334

約数の個数: 80

約数和(自身を含む): 45559584

約数和(自身を除く): 27467504

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 212, 251, 265, 272, 340, 424, 502, 530, 680, 848, 901, 1004, 1060, 1255, 1360, 1802, 2008, 2120, 2510, 3604, 4016, 4240, 4267, 4505, 5020, 7208, 8534, 9010, 10040, 13303, 14416, 17068, 18020, 20080, 21335, 26606, 34136, 36040, 42670, 53212, 66515, 68272, 72080, 85340, 106424, 133030, 170680, 212848, 226151, 266060, 341360, 452302, 532120, 904604, 1064240, 1130755, 1809208, 2261510, 3618416, 4523020, 9046040, 18092080]

約数ペア:

[(1, 18092080), (2, 9046040), (4, 4523020), (5, 3618416), (8, 2261510), (10, 1809208), (16, 1130755), (17, 1064240), (20, 904604), (34, 532120), (40, 452302), (53, 341360), (68, 266060), (80, 226151), (85, 212848), (106, 170680), (136, 133030), (170, 106424), (212, 85340), (251, 72080), (265, 68272), (272, 66515), (340, 53212), (424, 42670), (502, 36040), (530, 34136), (680, 26606), (848, 21335), (901, 20080), (1004, 18020), (1060, 17068), (1255, 14416), (1360, 13303), (1802, 10040), (2008, 9010), (2120, 8534), (2510, 7208), (3604, 5020), (4016, 4505), (4240, 4267)]