1690408020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4024781}}^1$

素因数の和:4024800

約数の個数: 48

約数和(自身を含む): 5409307008

約数和(自身を除く): 3718898988

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4024781, 8049562, 12074343, 16099124, 20123905, 24148686, 28173467, 40247810, 48297372, 56346934, 60371715, 80495620, 84520401, 112693868, 120743430, 140867335, 169040802, 241486860, 281734670, 338081604, 422602005, 563469340, 845204010, 1690408020]

約数ペア:

[(1, 1690408020), (2, 845204010), (3, 563469340), (4, 422602005), (5, 338081604), (6, 281734670), (7, 241486860), (10, 169040802), (12, 140867335), (14, 120743430), (15, 112693868), (20, 84520401), (21, 80495620), (28, 60371715), (30, 56346934), (35, 48297372), (42, 40247810), (60, 28173467), (70, 24148686), (84, 20123905), (105, 16099124), (140, 12074343), (210, 8049562), (420, 4024781)]