11745682720

素因数分解:

$2^5\times 5^1\times {\mathrm{20063}}^1\times {\mathrm{3659}}^1$

素因数の和:23737

約数の個数: 48

約数和(自身を含む): 27758142720

約数和(自身を除く): 16012460000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 3659, 7318, 14636, 18295, 20063, 29272, 36590, 40126, 58544, 73180, 80252, 100315, 117088, 146360, 160504, 200630, 292720, 321008, 401260, 585440, 642016, 802520, 1605040, 3210080, 73410517, 146821034, 293642068, 367052585, 587284136, 734105170, 1174568272, 1468210340, 2349136544, 2936420680, 5872841360, 11745682720]

約数ペア:

[(1, 11745682720), (2, 5872841360), (4, 2936420680), (5, 2349136544), (8, 1468210340), (10, 1174568272), (16, 734105170), (20, 587284136), (32, 367052585), (40, 293642068), (80, 146821034), (160, 73410517), (3659, 3210080), (7318, 1605040), (14636, 802520), (18295, 642016), (20063, 585440), (29272, 401260), (36590, 321008), (40126, 292720), (58544, 200630), (73180, 160504), (80252, 146360), (100315, 117088)]