1617284780

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1\times {\mathrm{1103}}^1$

素因数の和:1718

約数の個数: 48

約数和(自身を含む): 3427522560

約数和(自身を除く): 1810237780

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 439, 668, 835, 878, 1103, 1670, 1756, 2195, 2206, 3340, 4390, 4412, 5515, 8780, 11030, 22060, 73313, 146626, 184201, 293252, 366565, 368402, 484217, 733130, 736804, 921005, 968434, 1466260, 1842010, 1936868, 2421085, 3684020, 4842170, 9684340, 80864239, 161728478, 323456956, 404321195, 808642390, 1617284780]

約数ペア:

[(1, 1617284780), (2, 808642390), (4, 404321195), (5, 323456956), (10, 161728478), (20, 80864239), (167, 9684340), (334, 4842170), (439, 3684020), (668, 2421085), (835, 1936868), (878, 1842010), (1103, 1466260), (1670, 968434), (1756, 921005), (2195, 736804), (2206, 733130), (3340, 484217), (4390, 368402), (4412, 366565), (5515, 293252), (8780, 184201), (11030, 146626), (22060, 73313)]