16142440

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1163}}^1$

素因数の和:1521

約数の個数: 32

約数和(自身を含む): 36456480

約数和(自身を除く): 20314040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1163, 1388, 1735, 2326, 2776, 3470, 4652, 5815, 6940, 9304, 11630, 13880, 23260, 46520, 403561, 807122, 1614244, 2017805, 3228488, 4035610, 8071220, 16142440]

約数ペア:

[(1, 16142440), (2, 8071220), (4, 4035610), (5, 3228488), (8, 2017805), (10, 1614244), (20, 807122), (40, 403561), (347, 46520), (694, 23260), (1163, 13880), (1388, 11630), (1735, 9304), (2326, 6940), (2776, 5815), (3470, 4652)]