119820640

素因数分解:

$2^5\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1831}}^1$

素因数の和:2255

約数の個数: 48

約数和(自身を含む): 283923360

約数和(自身を除く): 164102720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 409, 818, 1636, 1831, 2045, 3272, 3662, 4090, 6544, 7324, 8180, 9155, 13088, 14648, 16360, 18310, 29296, 32720, 36620, 58592, 65440, 73240, 146480, 292960, 748879, 1497758, 2995516, 3744395, 5991032, 7488790, 11982064, 14977580, 23964128, 29955160, 59910320, 119820640]

約数ペア:

[(1, 119820640), (2, 59910320), (4, 29955160), (5, 23964128), (8, 14977580), (10, 11982064), (16, 7488790), (20, 5991032), (32, 3744395), (40, 2995516), (80, 1497758), (160, 748879), (409, 292960), (818, 146480), (1636, 73240), (1831, 65440), (2045, 58592), (3272, 36620), (3662, 32720), (4090, 29296), (6544, 18310), (7324, 16360), (8180, 14648), (9155, 13088)]