1640383528

素因数分解:

$2^3\times 7^1\times {\mathrm{487}}^1\times {\mathrm{60149}}^1$

素因数の和:60649

約数の個数: 32

約数和(自身を含む): 3522384000

約数和(自身を除く): 1882000472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 487, 974, 1948, 3409, 3896, 6818, 13636, 27272, 60149, 120298, 240596, 421043, 481192, 842086, 1684172, 3368344, 29292563, 58585126, 117170252, 205047941, 234340504, 410095882, 820191764, 1640383528]

約数ペア:

[(1, 1640383528), (2, 820191764), (4, 410095882), (7, 234340504), (8, 205047941), (14, 117170252), (28, 58585126), (56, 29292563), (487, 3368344), (974, 1684172), (1948, 842086), (3409, 481192), (3896, 421043), (6818, 240596), (13636, 120298), (27272, 60149)]