27888160

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10253}}^1$

素因数の和:10285

約数の個数: 48

約数和(自身を含む): 69768216

約数和(自身を除く): 41880056

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 10253, 20506, 41012, 51265, 82024, 102530, 164048, 174301, 205060, 328096, 348602, 410120, 697204, 820240, 871505, 1394408, 1640480, 1743010, 2788816, 3486020, 5577632, 6972040, 13944080, 27888160]

約数ペア:

[(1, 27888160), (2, 13944080), (4, 6972040), (5, 5577632), (8, 3486020), (10, 2788816), (16, 1743010), (17, 1640480), (20, 1394408), (32, 871505), (34, 820240), (40, 697204), (68, 410120), (80, 348602), (85, 328096), (136, 205060), (160, 174301), (170, 164048), (272, 102530), (340, 82024), (544, 51265), (680, 41012), (1360, 20506), (2720, 10253)]