1669040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{673}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 4011648

約数和(自身を除く): 2342608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 673, 1240, 1346, 2480, 2692, 3365, 5384, 6730, 10768, 13460, 20863, 26920, 41726, 53840, 83452, 104315, 166904, 208630, 333808, 417260, 834520, 1669040]

約数ペア:

[(1, 1669040), (2, 834520), (4, 417260), (5, 333808), (8, 208630), (10, 166904), (16, 104315), (20, 83452), (31, 53840), (40, 41726), (62, 26920), (80, 20863), (124, 13460), (155, 10768), (248, 6730), (310, 5384), (496, 3365), (620, 2692), (673, 2480), (1240, 1346)]