61909720

素因数分解:

$2^3\times 5^1\times {\mathrm{829}}^1\times {\mathrm{1867}}^1$

素因数の和:2707

約数の個数: 32

約数和(自身を含む): 139539600

約数和(自身を除く): 77629880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 829, 1658, 1867, 3316, 3734, 4145, 6632, 7468, 8290, 9335, 14936, 16580, 18670, 33160, 37340, 74680, 1547743, 3095486, 6190972, 7738715, 12381944, 15477430, 30954860, 61909720]

約数ペア:

[(1, 61909720), (2, 30954860), (4, 15477430), (5, 12381944), (8, 7738715), (10, 6190972), (20, 3095486), (40, 1547743), (829, 74680), (1658, 37340), (1867, 33160), (3316, 18670), (3734, 16580), (4145, 14936), (6632, 9335), (7468, 8290)]