27287720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{40129}}^1$

素因数の和:40157

約数の個数: 32

約数和(自身を含む): 65010600

約数和(自身を除く): 37722880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 40129, 80258, 160516, 200645, 321032, 401290, 682193, 802580, 1364386, 1605160, 2728772, 3410965, 5457544, 6821930, 13643860, 27287720]

約数ペア:

[(1, 27287720), (2, 13643860), (4, 6821930), (5, 5457544), (8, 3410965), (10, 2728772), (17, 1605160), (20, 1364386), (34, 802580), (40, 682193), (68, 401290), (85, 321032), (136, 200645), (170, 160516), (340, 80258), (680, 40129)]