17185780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{523}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 38029824

約数和(自身を除く): 20844044

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 62, 106, 124, 155, 212, 265, 310, 523, 530, 620, 1046, 1060, 1643, 2092, 2615, 3286, 5230, 6572, 8215, 10460, 16213, 16430, 27719, 32426, 32860, 55438, 64852, 81065, 110876, 138595, 162130, 277190, 324260, 554380, 859289, 1718578, 3437156, 4296445, 8592890, 17185780]

約数ペア:

[(1, 17185780), (2, 8592890), (4, 4296445), (5, 3437156), (10, 1718578), (20, 859289), (31, 554380), (53, 324260), (62, 277190), (106, 162130), (124, 138595), (155, 110876), (212, 81065), (265, 64852), (310, 55438), (523, 32860), (530, 32426), (620, 27719), (1046, 16430), (1060, 16213), (1643, 10460), (2092, 8215), (2615, 6572), (3286, 5230)]