4667720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1913}}^1$

素因数の和:1985

約数の個数: 32

約数和(自身を含む): 10680120

約数和(自身を除く): 6012400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1913, 2440, 3826, 7652, 9565, 15304, 19130, 38260, 76520, 116693, 233386, 466772, 583465, 933544, 1166930, 2333860, 4667720]

約数ペア:

[(1, 4667720), (2, 2333860), (4, 1166930), (5, 933544), (8, 583465), (10, 466772), (20, 233386), (40, 116693), (61, 76520), (122, 38260), (244, 19130), (305, 15304), (488, 9565), (610, 7652), (1220, 3826), (1913, 2440)]