207865540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{1873}}^1$

素因数の和:2092

約数の個数: 48

約数和(自身を含む): 453358080

約数和(自身を除く): 245492540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 179, 310, 358, 620, 716, 895, 1790, 1873, 3580, 3746, 5549, 7492, 9365, 11098, 18730, 22196, 27745, 37460, 55490, 58063, 110980, 116126, 232252, 290315, 335267, 580630, 670534, 1161260, 1341068, 1676335, 3352670, 6705340, 10393277, 20786554, 41573108, 51966385, 103932770, 207865540]

約数ペア:

[(1, 207865540), (2, 103932770), (4, 51966385), (5, 41573108), (10, 20786554), (20, 10393277), (31, 6705340), (62, 3352670), (124, 1676335), (155, 1341068), (179, 1161260), (310, 670534), (358, 580630), (620, 335267), (716, 290315), (895, 232252), (1790, 116126), (1873, 110980), (3580, 58063), (3746, 55490), (5549, 37460), (7492, 27745), (9365, 22196), (11098, 18730)]