40075840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{17891}}^1$

素因数の和:17915

約数の個数: 56

約数和(自身を含む): 109069632

約数和(自身を除く): 68993792

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 17891, 35782, 71564, 89455, 125237, 143128, 178910, 250474, 286256, 357820, 500948, 572512, 626185, 715640, 1001896, 1145024, 1252370, 1431280, 2003792, 2504740, 2862560, 4007584, 5009480, 5725120, 8015168, 10018960, 20037920, 40075840]

約数ペア:

[(1, 40075840), (2, 20037920), (4, 10018960), (5, 8015168), (7, 5725120), (8, 5009480), (10, 4007584), (14, 2862560), (16, 2504740), (20, 2003792), (28, 1431280), (32, 1252370), (35, 1145024), (40, 1001896), (56, 715640), (64, 626185), (70, 572512), (80, 500948), (112, 357820), (140, 286256), (160, 250474), (224, 178910), (280, 143128), (320, 125237), (448, 89455), (560, 71564), (1120, 35782), (2240, 17891)]