17828240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13109}}^1$

素因数の和:13139

約数の個数: 40

約数和(自身を含む): 43892280

約数和(自身を除く): 26064040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 13109, 26218, 52436, 65545, 104872, 131090, 209744, 222853, 262180, 445706, 524360, 891412, 1048720, 1114265, 1782824, 2228530, 3565648, 4457060, 8914120, 17828240]

約数ペア:

[(1, 17828240), (2, 8914120), (4, 4457060), (5, 3565648), (8, 2228530), (10, 1782824), (16, 1114265), (17, 1048720), (20, 891412), (34, 524360), (40, 445706), (68, 262180), (80, 222853), (85, 209744), (136, 131090), (170, 104872), (272, 65545), (340, 52436), (680, 26218), (1360, 13109)]