8532520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 20592000

約数和(自身を除く): 12059480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 109, 152, 190, 206, 218, 380, 412, 436, 515, 545, 760, 824, 872, 1030, 1090, 1957, 2060, 2071, 2180, 3914, 4120, 4142, 4360, 7828, 8284, 9785, 10355, 11227, 15656, 16568, 19570, 20710, 22454, 39140, 41420, 44908, 56135, 78280, 82840, 89816, 112270, 213313, 224540, 426626, 449080, 853252, 1066565, 1706504, 2133130, 4266260, 8532520]

約数ペア:

[(1, 8532520), (2, 4266260), (4, 2133130), (5, 1706504), (8, 1066565), (10, 853252), (19, 449080), (20, 426626), (38, 224540), (40, 213313), (76, 112270), (95, 89816), (103, 82840), (109, 78280), (152, 56135), (190, 44908), (206, 41420), (218, 39140), (380, 22454), (412, 20710), (436, 19570), (515, 16568), (545, 15656), (760, 11227), (824, 10355), (872, 9785), (1030, 8284), (1090, 7828), (1957, 4360), (2060, 4142), (2071, 4120), (2180, 3914)]