29646640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21799}}^1$

素因数の和:21829

約数の個数: 40

約数和(自身を含む): 72986400

約数和(自身を除く): 43339760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 21799, 43598, 87196, 108995, 174392, 217990, 348784, 370583, 435980, 741166, 871960, 1482332, 1743920, 1852915, 2964664, 3705830, 5929328, 7411660, 14823320, 29646640]

約数ペア:

[(1, 29646640), (2, 14823320), (4, 7411660), (5, 5929328), (8, 3705830), (10, 2964664), (16, 1852915), (17, 1743920), (20, 1482332), (34, 871960), (40, 741166), (68, 435980), (80, 370583), (85, 348784), (136, 217990), (170, 174392), (272, 108995), (340, 87196), (680, 43598), (1360, 21799)]