27630440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 66484800

約数和(自身を除く): 38854360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 179, 227, 340, 358, 454, 680, 716, 895, 908, 1135, 1432, 1790, 1816, 2270, 3043, 3580, 3859, 4540, 6086, 7160, 7718, 9080, 12172, 15215, 15436, 19295, 24344, 30430, 30872, 38590, 40633, 60860, 77180, 81266, 121720, 154360, 162532, 203165, 325064, 406330, 690761, 812660, 1381522, 1625320, 2763044, 3453805, 5526088, 6907610, 13815220, 27630440]

約数ペア:

[(1, 27630440), (2, 13815220), (4, 6907610), (5, 5526088), (8, 3453805), (10, 2763044), (17, 1625320), (20, 1381522), (34, 812660), (40, 690761), (68, 406330), (85, 325064), (136, 203165), (170, 162532), (179, 154360), (227, 121720), (340, 81266), (358, 77180), (454, 60860), (680, 40633), (716, 38590), (895, 30872), (908, 30430), (1135, 24344), (1432, 19295), (1790, 15436), (1816, 15215), (2270, 12172), (3043, 9080), (3580, 7718), (3859, 7160), (4540, 6086)]