27491240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2089}}^1$

素因数の和:2154

約数の個数: 64

約数和(自身を含む): 72230400

約数和(自身を除く): 44739160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2089, 2632, 3290, 4178, 6580, 8356, 10445, 13160, 14623, 16712, 20890, 29246, 41780, 58492, 73115, 83560, 98183, 116984, 146230, 196366, 292460, 392732, 490915, 584920, 687281, 785464, 981830, 1374562, 1963660, 2749124, 3436405, 3927320, 5498248, 6872810, 13745620, 27491240]

約数ペア:

[(1, 27491240), (2, 13745620), (4, 6872810), (5, 5498248), (7, 3927320), (8, 3436405), (10, 2749124), (14, 1963660), (20, 1374562), (28, 981830), (35, 785464), (40, 687281), (47, 584920), (56, 490915), (70, 392732), (94, 292460), (140, 196366), (188, 146230), (235, 116984), (280, 98183), (329, 83560), (376, 73115), (470, 58492), (658, 41780), (940, 29246), (1316, 20890), (1645, 16712), (1880, 14623), (2089, 13160), (2632, 10445), (3290, 8356), (4178, 6580)]