194995720

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{25523}}^1$

素因数の和:25725

約数の個数: 32

約数和(自身を含む): 441054720

約数和(自身を除く): 246059000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 25523, 51046, 102092, 127615, 204184, 255230, 510460, 1020920, 4874893, 9749786, 19499572, 24374465, 38999144, 48748930, 97497860, 194995720]

約数ペア:

[(1, 194995720), (2, 97497860), (4, 48748930), (5, 38999144), (8, 24374465), (10, 19499572), (20, 9749786), (40, 4874893), (191, 1020920), (382, 510460), (764, 255230), (955, 204184), (1528, 127615), (1910, 102092), (3820, 51046), (7640, 25523)]