16617040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 80

約数和(自身を含む): 44032896

約数和(自身を除く): 27415856

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 80, 88, 92, 110, 115, 176, 184, 220, 230, 253, 368, 440, 460, 506, 821, 880, 920, 1012, 1265, 1642, 1840, 2024, 2530, 3284, 4048, 4105, 5060, 6568, 8210, 9031, 10120, 13136, 16420, 18062, 18883, 20240, 32840, 36124, 37766, 45155, 65680, 72248, 75532, 90310, 94415, 144496, 151064, 180620, 188830, 207713, 302128, 361240, 377660, 415426, 722480, 755320, 830852, 1038565, 1510640, 1661704, 2077130, 3323408, 4154260, 8308520, 16617040]

約数ペア:

[(1, 16617040), (2, 8308520), (4, 4154260), (5, 3323408), (8, 2077130), (10, 1661704), (11, 1510640), (16, 1038565), (20, 830852), (22, 755320), (23, 722480), (40, 415426), (44, 377660), (46, 361240), (55, 302128), (80, 207713), (88, 188830), (92, 180620), (110, 151064), (115, 144496), (176, 94415), (184, 90310), (220, 75532), (230, 72248), (253, 65680), (368, 45155), (440, 37766), (460, 36124), (506, 32840), (821, 20240), (880, 18883), (920, 18062), (1012, 16420), (1265, 13136), (1642, 10120), (1840, 9031), (2024, 8210), (2530, 6568), (3284, 5060), (4048, 4105)]