56714360

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^2\times {\mathrm{179}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 129778200

約数和(自身を除く): 73063840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 179, 356, 358, 445, 712, 716, 890, 895, 1432, 1780, 1790, 3560, 3580, 7160, 7921, 15842, 15931, 31684, 31862, 39605, 63368, 63724, 79210, 79655, 127448, 158420, 159310, 316840, 318620, 637240, 1417859, 2835718, 5671436, 7089295, 11342872, 14178590, 28357180, 56714360]

約数ペア:

[(1, 56714360), (2, 28357180), (4, 14178590), (5, 11342872), (8, 7089295), (10, 5671436), (20, 2835718), (40, 1417859), (89, 637240), (178, 318620), (179, 316840), (356, 159310), (358, 158420), (445, 127448), (712, 79655), (716, 79210), (890, 63724), (895, 63368), (1432, 39605), (1780, 31862), (1790, 31684), (3560, 15931), (3580, 15842), (7160, 7921)]