17994160

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 45077472

約数和(自身を除く): 27083312

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 101, 131, 136, 170, 202, 262, 272, 340, 404, 505, 524, 655, 680, 808, 1010, 1048, 1310, 1360, 1616, 1717, 2020, 2096, 2227, 2620, 3434, 4040, 4454, 5240, 6868, 8080, 8585, 8908, 10480, 11135, 13231, 13736, 17170, 17816, 22270, 26462, 27472, 34340, 35632, 44540, 52924, 66155, 68680, 89080, 105848, 132310, 137360, 178160, 211696, 224927, 264620, 449854, 529240, 899708, 1058480, 1124635, 1799416, 2249270, 3598832, 4498540, 8997080, 17994160]

約数ペア:

[(1, 17994160), (2, 8997080), (4, 4498540), (5, 3598832), (8, 2249270), (10, 1799416), (16, 1124635), (17, 1058480), (20, 899708), (34, 529240), (40, 449854), (68, 264620), (80, 224927), (85, 211696), (101, 178160), (131, 137360), (136, 132310), (170, 105848), (202, 89080), (262, 68680), (272, 66155), (340, 52924), (404, 44540), (505, 35632), (524, 34340), (655, 27472), (680, 26462), (808, 22270), (1010, 17816), (1048, 17170), (1310, 13736), (1360, 13231), (1616, 11135), (1717, 10480), (2020, 8908), (2096, 8585), (2227, 8080), (2620, 6868), (3434, 5240), (4040, 4454)]