8737040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 80

約数和(自身を含む): 22665216

約数和(自身を除く): 13928176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 271, 310, 403, 496, 520, 542, 620, 806, 1040, 1084, 1240, 1355, 1612, 2015, 2168, 2480, 2710, 3224, 3523, 4030, 4336, 5420, 6448, 7046, 8060, 8401, 10840, 14092, 16120, 16802, 17615, 21680, 28184, 32240, 33604, 35230, 42005, 56368, 67208, 70460, 84010, 109213, 134416, 140920, 168020, 218426, 281840, 336040, 436852, 546065, 672080, 873704, 1092130, 1747408, 2184260, 4368520, 8737040]

約数ペア:

[(1, 8737040), (2, 4368520), (4, 2184260), (5, 1747408), (8, 1092130), (10, 873704), (13, 672080), (16, 546065), (20, 436852), (26, 336040), (31, 281840), (40, 218426), (52, 168020), (62, 140920), (65, 134416), (80, 109213), (104, 84010), (124, 70460), (130, 67208), (155, 56368), (208, 42005), (248, 35230), (260, 33604), (271, 32240), (310, 28184), (403, 21680), (496, 17615), (520, 16802), (542, 16120), (620, 14092), (806, 10840), (1040, 8401), (1084, 8060), (1240, 7046), (1355, 6448), (1612, 5420), (2015, 4336), (2168, 4030), (2480, 3523), (2710, 3224)]