808585890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1861}}^1\times {\mathrm{2069}}^1$

素因数の和:3947

約数の個数: 64

約数和(自身を含む): 2220099840

約数和(自身を除く): 1411513950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1861, 2069, 3722, 4138, 5583, 6207, 9305, 10345, 11166, 12414, 13027, 14483, 18610, 20690, 26054, 27915, 28966, 31035, 39081, 43449, 55830, 62070, 65135, 72415, 78162, 86898, 130270, 144830, 195405, 217245, 390810, 434490, 3850409, 7700818, 11551227, 19252045, 23102454, 26952863, 38504090, 53905726, 57756135, 80858589, 115512270, 134764315, 161717178, 269528630, 404292945, 808585890]

約数ペア:

[(1, 808585890), (2, 404292945), (3, 269528630), (5, 161717178), (6, 134764315), (7, 115512270), (10, 80858589), (14, 57756135), (15, 53905726), (21, 38504090), (30, 26952863), (35, 23102454), (42, 19252045), (70, 11551227), (105, 7700818), (210, 3850409), (1861, 434490), (2069, 390810), (3722, 217245), (4138, 195405), (5583, 144830), (6207, 130270), (9305, 86898), (10345, 78162), (11166, 72415), (12414, 65135), (13027, 62070), (14483, 55830), (18610, 43449), (20690, 39081), (26054, 31035), (27915, 28966)]