8354980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 18797184

約数和(自身を除く): 10442204

約数列:

[1, 2, 4, 5, 10, 20, 23, 41, 46, 82, 92, 115, 164, 205, 230, 410, 443, 460, 820, 886, 943, 1772, 1886, 2215, 3772, 4430, 4715, 8860, 9430, 10189, 18163, 18860, 20378, 36326, 40756, 50945, 72652, 90815, 101890, 181630, 203780, 363260, 417749, 835498, 1670996, 2088745, 4177490, 8354980]

約数ペア:

[(1, 8354980), (2, 4177490), (4, 2088745), (5, 1670996), (10, 835498), (20, 417749), (23, 363260), (41, 203780), (46, 181630), (82, 101890), (92, 90815), (115, 72652), (164, 50945), (205, 40756), (230, 36326), (410, 20378), (443, 18860), (460, 18163), (820, 10189), (886, 9430), (943, 8860), (1772, 4715), (1886, 4430), (2215, 3772)]