40536520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19121}}^1$

素因数の和:19185

約数の個数: 32

約数和(自身を含む): 92932920

約数和(自身を除く): 52396400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 19121, 38242, 76484, 95605, 152968, 191210, 382420, 764840, 1013413, 2026826, 4053652, 5067065, 8107304, 10134130, 20268260, 40536520]

約数ペア:

[(1, 40536520), (2, 20268260), (4, 10134130), (5, 8107304), (8, 5067065), (10, 4053652), (20, 2026826), (40, 1013413), (53, 764840), (106, 382420), (212, 191210), (265, 152968), (424, 95605), (530, 76484), (1060, 38242), (2120, 19121)]