13940960

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^2$

素因数の和:204

約数の個数: 72

約数和(自身を含む): 36337896

約数和(自身を除く): 22396936

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 89, 110, 160, 176, 178, 220, 352, 356, 440, 445, 712, 880, 890, 979, 1424, 1760, 1780, 1958, 2848, 3560, 3916, 4895, 7120, 7832, 7921, 9790, 14240, 15664, 15842, 19580, 31328, 31684, 39160, 39605, 63368, 78320, 79210, 87131, 126736, 156640, 158420, 174262, 253472, 316840, 348524, 435655, 633680, 697048, 871310, 1267360, 1394096, 1742620, 2788192, 3485240, 6970480, 13940960]

約数ペア:

[(1, 13940960), (2, 6970480), (4, 3485240), (5, 2788192), (8, 1742620), (10, 1394096), (11, 1267360), (16, 871310), (20, 697048), (22, 633680), (32, 435655), (40, 348524), (44, 316840), (55, 253472), (80, 174262), (88, 158420), (89, 156640), (110, 126736), (160, 87131), (176, 79210), (178, 78320), (220, 63368), (352, 39605), (356, 39160), (440, 31684), (445, 31328), (712, 19580), (880, 15842), (890, 15664), (979, 14240), (1424, 9790), (1760, 7921), (1780, 7832), (1958, 7120), (2848, 4895), (3560, 3916)]