23679980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 53053056

約数和(自身を除く): 29373076

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 257, 271, 340, 514, 542, 1028, 1084, 1285, 1355, 2570, 2710, 4369, 4607, 5140, 5420, 8738, 9214, 17476, 18428, 21845, 23035, 43690, 46070, 69647, 87380, 92140, 139294, 278588, 348235, 696470, 1183999, 1392940, 2367998, 4735996, 5919995, 11839990, 23679980]

約数ペア:

[(1, 23679980), (2, 11839990), (4, 5919995), (5, 4735996), (10, 2367998), (17, 1392940), (20, 1183999), (34, 696470), (68, 348235), (85, 278588), (170, 139294), (257, 92140), (271, 87380), (340, 69647), (514, 46070), (542, 43690), (1028, 23035), (1084, 21845), (1285, 18428), (1355, 17476), (2570, 9214), (2710, 8738), (4369, 5420), (4607, 5140)]