13311520

素因数分解:

$2^5\times 5^1\times {\mathrm{271}}^1\times {\mathrm{307}}^1$

素因数の和:593

約数の個数: 48

約数和(自身を含む): 31667328

約数和(自身を除く): 18355808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 271, 307, 542, 614, 1084, 1228, 1355, 1535, 2168, 2456, 2710, 3070, 4336, 4912, 5420, 6140, 8672, 9824, 10840, 12280, 21680, 24560, 43360, 49120, 83197, 166394, 332788, 415985, 665576, 831970, 1331152, 1663940, 2662304, 3327880, 6655760, 13311520]

約数ペア:

[(1, 13311520), (2, 6655760), (4, 3327880), (5, 2662304), (8, 1663940), (10, 1331152), (16, 831970), (20, 665576), (32, 415985), (40, 332788), (80, 166394), (160, 83197), (271, 49120), (307, 43360), (542, 24560), (614, 21680), (1084, 12280), (1228, 10840), (1355, 9824), (1535, 8672), (2168, 6140), (2456, 5420), (2710, 4912), (3070, 4336)]