11115280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:784

約数の個数: 80

約数和(自身を含む): 29890944

約数和(自身を除く): 18775664

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 743, 748, 880, 935, 1360, 1486, 1496, 1870, 2972, 2992, 3715, 3740, 5944, 7430, 7480, 8173, 11888, 12631, 14860, 14960, 16346, 25262, 29720, 32692, 40865, 50524, 59440, 63155, 65384, 81730, 101048, 126310, 130768, 138941, 163460, 202096, 252620, 277882, 326920, 505240, 555764, 653840, 694705, 1010480, 1111528, 1389410, 2223056, 2778820, 5557640, 11115280]

約数ペア:

[(1, 11115280), (2, 5557640), (4, 2778820), (5, 2223056), (8, 1389410), (10, 1111528), (11, 1010480), (16, 694705), (17, 653840), (20, 555764), (22, 505240), (34, 326920), (40, 277882), (44, 252620), (55, 202096), (68, 163460), (80, 138941), (85, 130768), (88, 126310), (110, 101048), (136, 81730), (170, 65384), (176, 63155), (187, 59440), (220, 50524), (272, 40865), (340, 32692), (374, 29720), (440, 25262), (680, 16346), (743, 14960), (748, 14860), (880, 12631), (935, 11888), (1360, 8173), (1486, 7480), (1496, 7430), (1870, 5944), (2972, 3740), (2992, 3715)]