4253720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 10476000

約数和(自身を除く): 6222280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 193, 232, 290, 380, 386, 551, 580, 760, 772, 965, 1102, 1160, 1544, 1930, 2204, 2755, 3667, 3860, 4408, 5510, 5597, 7334, 7720, 11020, 11194, 14668, 18335, 22040, 22388, 27985, 29336, 36670, 44776, 55970, 73340, 106343, 111940, 146680, 212686, 223880, 425372, 531715, 850744, 1063430, 2126860, 4253720]

約数ペア:

[(1, 4253720), (2, 2126860), (4, 1063430), (5, 850744), (8, 531715), (10, 425372), (19, 223880), (20, 212686), (29, 146680), (38, 111940), (40, 106343), (58, 73340), (76, 55970), (95, 44776), (116, 36670), (145, 29336), (152, 27985), (190, 22388), (193, 22040), (232, 18335), (290, 14668), (380, 11194), (386, 11020), (551, 7720), (580, 7334), (760, 5597), (772, 5510), (965, 4408), (1102, 3860), (1160, 3667), (1544, 2755), (1930, 2204)]