16907440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19213}}^1$

素因数の和:19237

約数の個数: 40

約数和(自身を含む): 42885648

約数和(自身を除く): 25978208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 19213, 38426, 76852, 96065, 153704, 192130, 211343, 307408, 384260, 422686, 768520, 845372, 1056715, 1537040, 1690744, 2113430, 3381488, 4226860, 8453720, 16907440]

約数ペア:

[(1, 16907440), (2, 8453720), (4, 4226860), (5, 3381488), (8, 2113430), (10, 1690744), (11, 1537040), (16, 1056715), (20, 845372), (22, 768520), (40, 422686), (44, 384260), (55, 307408), (80, 211343), (88, 192130), (110, 153704), (176, 96065), (220, 76852), (440, 38426), (880, 19213)]