1898560

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{349}}^1$

素因数の和:383

約数の個数: 56

約数和(自身を含む): 4800600

約数和(自身を除く): 2902040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 349, 544, 680, 698, 1088, 1360, 1396, 1745, 2720, 2792, 3490, 5440, 5584, 5933, 6980, 11168, 11866, 13960, 22336, 23732, 27920, 29665, 47464, 55840, 59330, 94928, 111680, 118660, 189856, 237320, 379712, 474640, 949280, 1898560]

約数ペア:

[(1, 1898560), (2, 949280), (4, 474640), (5, 379712), (8, 237320), (10, 189856), (16, 118660), (17, 111680), (20, 94928), (32, 59330), (34, 55840), (40, 47464), (64, 29665), (68, 27920), (80, 23732), (85, 22336), (136, 13960), (160, 11866), (170, 11168), (272, 6980), (320, 5933), (340, 5584), (349, 5440), (544, 3490), (680, 2792), (698, 2720), (1088, 1745), (1360, 1396)]