1790754620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{619}}^1\times {\mathrm{1831}}^1$

素因数の和:2538

約数の個数: 48

約数和(自身を含む): 3816422400

約数和(自身を除く): 2025667780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 619, 790, 1238, 1580, 1831, 2476, 3095, 3662, 6190, 7324, 9155, 12380, 18310, 36620, 48901, 97802, 144649, 195604, 244505, 289298, 489010, 578596, 723245, 978020, 1133389, 1446490, 2266778, 2892980, 4533556, 5666945, 11333890, 22667780, 89537731, 179075462, 358150924, 447688655, 895377310, 1790754620]

約数ペア:

[(1, 1790754620), (2, 895377310), (4, 447688655), (5, 358150924), (10, 179075462), (20, 89537731), (79, 22667780), (158, 11333890), (316, 5666945), (395, 4533556), (619, 2892980), (790, 2266778), (1238, 1446490), (1580, 1133389), (1831, 978020), (2476, 723245), (3095, 578596), (3662, 489010), (6190, 289298), (7324, 244505), (9155, 195604), (12380, 144649), (18310, 97802), (36620, 48901)]