8271323340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19693627}}^1$

素因数の和:19693646

約数の個数: 48

約数和(自身を含む): 26468236032

約数和(自身を除く): 18196912692

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, 19693627, 39387254, 59080881, 78774508, 98468135, 118161762, 137855389, 196936270, 236323524, 275710778, 295404405, 393872540, 413566167, 551421556, 590808810, 689276945, 827132334, 1181617620, 1378553890, 1654264668, 2067830835, 2757107780, 4135661670, 8271323340]

約数ペア:

[(1, 8271323340), (2, 4135661670), (3, 2757107780), (4, 2067830835), (5, 1654264668), (6, 1378553890), (7, 1181617620), (10, 827132334), (12, 689276945), (14, 590808810), (15, 551421556), (20, 413566167), (21, 393872540), (28, 295404405), (30, 275710778), (35, 236323524), (42, 196936270), (60, 137855389), (70, 118161762), (84, 98468135), (105, 78774508), (140, 59080881), (210, 39387254), (420, 19693627)]