394218620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{12791}}^1$

素因数の和:12890

約数の個数: 48

約数和(自身を含む): 876814848

約数和(自身を除く): 482596228

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 67, 92, 115, 134, 230, 268, 335, 460, 670, 1340, 1541, 3082, 6164, 7705, 12791, 15410, 25582, 30820, 51164, 63955, 127910, 255820, 294193, 588386, 856997, 1176772, 1470965, 1713994, 2941930, 3427988, 4284985, 5883860, 8569970, 17139940, 19710931, 39421862, 78843724, 98554655, 197109310, 394218620]

約数ペア:

[(1, 394218620), (2, 197109310), (4, 98554655), (5, 78843724), (10, 39421862), (20, 19710931), (23, 17139940), (46, 8569970), (67, 5883860), (92, 4284985), (115, 3427988), (134, 2941930), (230, 1713994), (268, 1470965), (335, 1176772), (460, 856997), (670, 588386), (1340, 294193), (1541, 255820), (3082, 127910), (6164, 63955), (7705, 51164), (12791, 30820), (15410, 25582)]