40219280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29573}}^1$

素因数の和:29603

約数の個数: 40

約数和(自身を含む): 99013752

約数和(自身を除く): 58794472

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 29573, 59146, 118292, 147865, 236584, 295730, 473168, 502741, 591460, 1005482, 1182920, 2010964, 2365840, 2513705, 4021928, 5027410, 8043856, 10054820, 20109640, 40219280]

約数ペア:

[(1, 40219280), (2, 20109640), (4, 10054820), (5, 8043856), (8, 5027410), (10, 4021928), (16, 2513705), (17, 2365840), (20, 2010964), (34, 1182920), (40, 1005482), (68, 591460), (80, 502741), (85, 473168), (136, 295730), (170, 236584), (272, 147865), (340, 118292), (680, 59146), (1360, 29573)]