431203540

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{5179}}^1$

素因数の和:5392

約数の個数: 48

約数和(自身を含む): 950302080

約数和(自身を除く): 519098540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 181, 230, 362, 460, 724, 905, 1810, 3620, 4163, 5179, 8326, 10358, 16652, 20716, 20815, 25895, 41630, 51790, 83260, 103580, 119117, 238234, 476468, 595585, 937399, 1191170, 1874798, 2382340, 3749596, 4686995, 9373990, 18747980, 21560177, 43120354, 86240708, 107800885, 215601770, 431203540]

約数ペア:

[(1, 431203540), (2, 215601770), (4, 107800885), (5, 86240708), (10, 43120354), (20, 21560177), (23, 18747980), (46, 9373990), (92, 4686995), (115, 3749596), (181, 2382340), (230, 1874798), (362, 1191170), (460, 937399), (724, 595585), (905, 476468), (1810, 238234), (3620, 119117), (4163, 103580), (5179, 83260), (8326, 51790), (10358, 41630), (16652, 25895), (20716, 20815)]