28174740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{42689}}^1$

素因数の和:42712

約数の個数: 48

約数和(自身を含む): 86063040

約数和(自身を除く): 57888300

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 42689, 85378, 128067, 170756, 213445, 256134, 426890, 469579, 512268, 640335, 853780, 939158, 1280670, 1408737, 1878316, 2347895, 2561340, 2817474, 4695790, 5634948, 7043685, 9391580, 14087370, 28174740]

約数ペア:

[(1, 28174740), (2, 14087370), (3, 9391580), (4, 7043685), (5, 5634948), (6, 4695790), (10, 2817474), (11, 2561340), (12, 2347895), (15, 1878316), (20, 1408737), (22, 1280670), (30, 939158), (33, 853780), (44, 640335), (55, 512268), (60, 469579), (66, 426890), (110, 256134), (132, 213445), (165, 170756), (220, 128067), (330, 85378), (660, 42689)]