4140040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 9979200

約数和(自身を除く): 5839160

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 83, 86, 116, 145, 166, 172, 215, 232, 290, 332, 344, 415, 430, 580, 664, 830, 860, 1160, 1247, 1660, 1720, 2407, 2494, 3320, 3569, 4814, 4988, 6235, 7138, 9628, 9976, 12035, 12470, 14276, 17845, 19256, 24070, 24940, 28552, 35690, 48140, 49880, 71380, 96280, 103501, 142760, 207002, 414004, 517505, 828008, 1035010, 2070020, 4140040]

約数ペア:

[(1, 4140040), (2, 2070020), (4, 1035010), (5, 828008), (8, 517505), (10, 414004), (20, 207002), (29, 142760), (40, 103501), (43, 96280), (58, 71380), (83, 49880), (86, 48140), (116, 35690), (145, 28552), (166, 24940), (172, 24070), (215, 19256), (232, 17845), (290, 14276), (332, 12470), (344, 12035), (415, 9976), (430, 9628), (580, 7138), (664, 6235), (830, 4988), (860, 4814), (1160, 3569), (1247, 3320), (1660, 2494), (1720, 2407)]