4247450

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:311

約数の個数: 48

約数和(自身を含む): 8838720

約数和(自身を除く): 4591270

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 170, 190, 263, 323, 425, 475, 526, 646, 850, 950, 1315, 1615, 2630, 3230, 4471, 4997, 6575, 8075, 8942, 9994, 13150, 16150, 22355, 24985, 44710, 49970, 84949, 111775, 124925, 169898, 223550, 249850, 424745, 849490, 2123725, 4247450]

約数ペア:

[(1, 4247450), (2, 2123725), (5, 849490), (10, 424745), (17, 249850), (19, 223550), (25, 169898), (34, 124925), (38, 111775), (50, 84949), (85, 49970), (95, 44710), (170, 24985), (190, 22355), (263, 16150), (323, 13150), (425, 9994), (475, 8942), (526, 8075), (646, 6575), (850, 4997), (950, 4471), (1315, 3230), (1615, 2630)]