4054900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 9624384

約数和(自身を除く): 5569484

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 43, 46, 50, 82, 86, 92, 100, 115, 164, 172, 205, 215, 230, 410, 430, 460, 575, 820, 860, 943, 989, 1025, 1075, 1150, 1763, 1886, 1978, 2050, 2150, 2300, 3526, 3772, 3956, 4100, 4300, 4715, 4945, 7052, 8815, 9430, 9890, 17630, 18860, 19780, 23575, 24725, 35260, 40549, 44075, 47150, 49450, 81098, 88150, 94300, 98900, 162196, 176300, 202745, 405490, 810980, 1013725, 2027450, 4054900]

約数ペア:

[(1, 4054900), (2, 2027450), (4, 1013725), (5, 810980), (10, 405490), (20, 202745), (23, 176300), (25, 162196), (41, 98900), (43, 94300), (46, 88150), (50, 81098), (82, 49450), (86, 47150), (92, 44075), (100, 40549), (115, 35260), (164, 24725), (172, 23575), (205, 19780), (215, 18860), (230, 17630), (410, 9890), (430, 9430), (460, 8815), (575, 7052), (820, 4945), (860, 4715), (943, 4300), (989, 4100), (1025, 3956), (1075, 3772), (1150, 3526), (1763, 2300), (1886, 2150), (1978, 2050)]