27185720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39979}}^1$

素因数の和:40007

約数の個数: 32

約数和(自身を含む): 64767600

約数和(自身を除く): 37581880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 39979, 79958, 159916, 199895, 319832, 399790, 679643, 799580, 1359286, 1599160, 2718572, 3398215, 5437144, 6796430, 13592860, 27185720]

約数ペア:

[(1, 27185720), (2, 13592860), (4, 6796430), (5, 5437144), (8, 3398215), (10, 2718572), (17, 1599160), (20, 1359286), (34, 799580), (40, 679643), (68, 399790), (85, 319832), (136, 199895), (170, 159916), (340, 79958), (680, 39979)]