1489077320

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{6637}}^1$

素因数の和:6798

約数の個数: 64

約数和(自身を含む): 3441139200

約数和(自身を除く): 1952061880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 79, 142, 158, 284, 316, 355, 395, 568, 632, 710, 790, 1420, 1580, 2840, 3160, 5609, 6637, 11218, 13274, 22436, 26548, 28045, 33185, 44872, 53096, 56090, 66370, 112180, 132740, 224360, 265480, 471227, 524323, 942454, 1048646, 1884908, 2097292, 2356135, 2621615, 3769816, 4194584, 4712270, 5243230, 9424540, 10486460, 18849080, 20972920, 37226933, 74453866, 148907732, 186134665, 297815464, 372269330, 744538660, 1489077320]

約数ペア:

[(1, 1489077320), (2, 744538660), (4, 372269330), (5, 297815464), (8, 186134665), (10, 148907732), (20, 74453866), (40, 37226933), (71, 20972920), (79, 18849080), (142, 10486460), (158, 9424540), (284, 5243230), (316, 4712270), (355, 4194584), (395, 3769816), (568, 2621615), (632, 2356135), (710, 2097292), (790, 1884908), (1420, 1048646), (1580, 942454), (2840, 524323), (3160, 471227), (5609, 265480), (6637, 224360), (11218, 132740), (13274, 112180), (22436, 66370), (26548, 56090), (28045, 53096), (33185, 44872)]