3578260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 8749440

約数和(自身を除く): 5171180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 419, 427, 610, 838, 854, 1220, 1676, 1708, 2095, 2135, 2933, 4190, 4270, 5866, 8380, 8540, 11732, 14665, 25559, 29330, 51118, 58660, 102236, 127795, 178913, 255590, 357826, 511180, 715652, 894565, 1789130, 3578260]

約数ペア:

[(1, 3578260), (2, 1789130), (4, 894565), (5, 715652), (7, 511180), (10, 357826), (14, 255590), (20, 178913), (28, 127795), (35, 102236), (61, 58660), (70, 51118), (122, 29330), (140, 25559), (244, 14665), (305, 11732), (419, 8540), (427, 8380), (610, 5866), (838, 4270), (854, 4190), (1220, 2933), (1676, 2135), (1708, 2095)]