47170840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{349}}^1$

素因数の和:500

約数の個数: 64

約数和(自身を含む): 110880000

約数和(自身を除く): 63709160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 349, 436, 545, 620, 698, 872, 1090, 1240, 1396, 1745, 2180, 2792, 3379, 3490, 4360, 6758, 6980, 10819, 13516, 13960, 16895, 21638, 27032, 33790, 38041, 43276, 54095, 67580, 76082, 86552, 108190, 135160, 152164, 190205, 216380, 304328, 380410, 432760, 760820, 1179271, 1521640, 2358542, 4717084, 5896355, 9434168, 11792710, 23585420, 47170840]

約数ペア:

[(1, 47170840), (2, 23585420), (4, 11792710), (5, 9434168), (8, 5896355), (10, 4717084), (20, 2358542), (31, 1521640), (40, 1179271), (62, 760820), (109, 432760), (124, 380410), (155, 304328), (218, 216380), (248, 190205), (310, 152164), (349, 135160), (436, 108190), (545, 86552), (620, 76082), (698, 67580), (872, 54095), (1090, 43276), (1240, 38041), (1396, 33790), (1745, 27032), (2180, 21638), (2792, 16895), (3379, 13960), (3490, 13516), (4360, 10819), (6758, 6980)]