2153040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{8971}}^1$

素因数の和:8987

約数の個数: 40

約数和(自身を含む): 6675168

約数和(自身を除く): 4522128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 8971, 17942, 26913, 35884, 44855, 53826, 71768, 89710, 107652, 134565, 143536, 179420, 215304, 269130, 358840, 430608, 538260, 717680, 1076520, 2153040]

約数ペア:

[(1, 2153040), (2, 1076520), (3, 717680), (4, 538260), (5, 430608), (6, 358840), (8, 269130), (10, 215304), (12, 179420), (15, 143536), (16, 134565), (20, 107652), (24, 89710), (30, 71768), (40, 53826), (48, 44855), (60, 35884), (80, 26913), (120, 17942), (240, 8971)]