8471129440

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1707889}}^1$

素因数の和:1707935

約数の個数: 48

約数和(自身を含む): 20658637440

約数和(自身を除く): 12187508000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 1707889, 3415778, 6831556, 8539445, 13663112, 17078890, 27326224, 34157780, 52944559, 54652448, 68315560, 105889118, 136631120, 211778236, 264722795, 273262240, 423556472, 529445590, 847112944, 1058891180, 1694225888, 2117782360, 4235564720, 8471129440]

約数ペア:

[(1, 8471129440), (2, 4235564720), (4, 2117782360), (5, 1694225888), (8, 1058891180), (10, 847112944), (16, 529445590), (20, 423556472), (31, 273262240), (32, 264722795), (40, 211778236), (62, 136631120), (80, 105889118), (124, 68315560), (155, 54652448), (160, 52944559), (248, 34157780), (310, 27326224), (496, 17078890), (620, 13663112), (992, 8539445), (1240, 6831556), (2480, 3415778), (4960, 1707889)]