16140760

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{1489}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 36475200

約数和(自身を除く): 20334440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 1489, 2168, 2710, 2978, 5420, 5956, 7445, 10840, 11912, 14890, 29780, 59560, 403519, 807038, 1614076, 2017595, 3228152, 4035190, 8070380, 16140760]

約数ペア:

[(1, 16140760), (2, 8070380), (4, 4035190), (5, 3228152), (8, 2017595), (10, 1614076), (20, 807038), (40, 403519), (271, 59560), (542, 29780), (1084, 14890), (1355, 11912), (1489, 10840), (2168, 7445), (2710, 5956), (2978, 5420)]