11902280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 29514240

約数和(自身を除く): 17611960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 376, 470, 487, 520, 611, 940, 974, 1222, 1880, 1948, 2435, 2444, 3055, 3896, 4870, 4888, 6110, 6331, 9740, 12220, 12662, 19480, 22889, 24440, 25324, 31655, 45778, 50648, 63310, 91556, 114445, 126620, 183112, 228890, 253240, 297557, 457780, 595114, 915560, 1190228, 1487785, 2380456, 2975570, 5951140, 11902280]

約数ペア:

[(1, 11902280), (2, 5951140), (4, 2975570), (5, 2380456), (8, 1487785), (10, 1190228), (13, 915560), (20, 595114), (26, 457780), (40, 297557), (47, 253240), (52, 228890), (65, 183112), (94, 126620), (104, 114445), (130, 91556), (188, 63310), (235, 50648), (260, 45778), (376, 31655), (470, 25324), (487, 24440), (520, 22889), (611, 19480), (940, 12662), (974, 12220), (1222, 9740), (1880, 6331), (1948, 6110), (2435, 4888), (2444, 4870), (3055, 3896)]