1303840

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{281}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 3197880

約数和(自身を除く): 1894040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 281, 290, 464, 562, 580, 928, 1124, 1160, 1405, 2248, 2320, 2810, 4496, 4640, 5620, 8149, 8992, 11240, 16298, 22480, 32596, 40745, 44960, 65192, 81490, 130384, 162980, 260768, 325960, 651920, 1303840]

約数ペア:

[(1, 1303840), (2, 651920), (4, 325960), (5, 260768), (8, 162980), (10, 130384), (16, 81490), (20, 65192), (29, 44960), (32, 40745), (40, 32596), (58, 22480), (80, 16298), (116, 11240), (145, 8992), (160, 8149), (232, 5620), (281, 4640), (290, 4496), (464, 2810), (562, 2320), (580, 2248), (928, 1405), (1124, 1160)]