9390460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 21228480

約数和(自身を除く): 11838020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 71, 85, 142, 170, 284, 340, 355, 389, 710, 778, 1207, 1420, 1556, 1945, 2414, 3890, 4828, 6035, 6613, 7780, 12070, 13226, 24140, 26452, 27619, 33065, 55238, 66130, 110476, 132260, 138095, 276190, 469523, 552380, 939046, 1878092, 2347615, 4695230, 9390460]

約数ペア:

[(1, 9390460), (2, 4695230), (4, 2347615), (5, 1878092), (10, 939046), (17, 552380), (20, 469523), (34, 276190), (68, 138095), (71, 132260), (85, 110476), (142, 66130), (170, 55238), (284, 33065), (340, 27619), (355, 26452), (389, 24140), (710, 13226), (778, 12070), (1207, 7780), (1420, 6613), (1556, 6035), (1945, 4828), (2414, 3890)]