17941720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{15467}}^1$

素因数の和:15507

約数の個数: 32

約数和(自身を含む): 41763600

約数和(自身を除く): 23821880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 15467, 30934, 61868, 77335, 123736, 154670, 309340, 448543, 618680, 897086, 1794172, 2242715, 3588344, 4485430, 8970860, 17941720]

約数ペア:

[(1, 17941720), (2, 8970860), (4, 4485430), (5, 3588344), (8, 2242715), (10, 1794172), (20, 897086), (29, 618680), (40, 448543), (58, 309340), (116, 154670), (145, 123736), (232, 77335), (290, 61868), (580, 30934), (1160, 15467)]