1447460

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{211}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 3561600

約数和(自身を除く): 2114140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 211, 245, 343, 422, 490, 686, 844, 980, 1055, 1372, 1477, 1715, 2110, 2954, 3430, 4220, 5908, 6860, 7385, 10339, 14770, 20678, 29540, 41356, 51695, 72373, 103390, 144746, 206780, 289492, 361865, 723730, 1447460]

約数ペア:

[(1, 1447460), (2, 723730), (4, 361865), (5, 289492), (7, 206780), (10, 144746), (14, 103390), (20, 72373), (28, 51695), (35, 41356), (49, 29540), (70, 20678), (98, 14770), (140, 10339), (196, 7385), (211, 6860), (245, 5908), (343, 4220), (422, 3430), (490, 2954), (686, 2110), (844, 1715), (980, 1477), (1055, 1372)]