1582640

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 40

約数和(自身を含む): 3743808

約数和(自身を除く): 2161168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 271, 292, 365, 542, 584, 730, 1084, 1168, 1355, 1460, 2168, 2710, 2920, 4336, 5420, 5840, 10840, 19783, 21680, 39566, 79132, 98915, 158264, 197830, 316528, 395660, 791320, 1582640]

約数ペア:

[(1, 1582640), (2, 791320), (4, 395660), (5, 316528), (8, 197830), (10, 158264), (16, 98915), (20, 79132), (40, 39566), (73, 21680), (80, 19783), (146, 10840), (271, 5840), (292, 5420), (365, 4336), (542, 2920), (584, 2710), (730, 2168), (1084, 1460), (1168, 1355)]