22151680

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 80

約数和(自身を含む): 56346840

約数和(自身を除く): 34195160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 509, 512, 544, 640, 680, 1018, 1088, 1280, 1360, 2036, 2176, 2545, 2560, 2720, 4072, 4352, 5090, 5440, 8144, 8653, 8704, 10180, 10880, 16288, 17306, 20360, 21760, 32576, 34612, 40720, 43265, 43520, 65152, 69224, 81440, 86530, 130304, 138448, 162880, 173060, 260608, 276896, 325760, 346120, 553792, 651520, 692240, 1107584, 1303040, 1384480, 2215168, 2768960, 4430336, 5537920, 11075840, 22151680]

約数ペア:

[(1, 22151680), (2, 11075840), (4, 5537920), (5, 4430336), (8, 2768960), (10, 2215168), (16, 1384480), (17, 1303040), (20, 1107584), (32, 692240), (34, 651520), (40, 553792), (64, 346120), (68, 325760), (80, 276896), (85, 260608), (128, 173060), (136, 162880), (160, 138448), (170, 130304), (256, 86530), (272, 81440), (320, 69224), (340, 65152), (509, 43520), (512, 43265), (544, 40720), (640, 34612), (680, 32576), (1018, 21760), (1088, 20360), (1280, 17306), (1360, 16288), (2036, 10880), (2176, 10180), (2545, 8704), (2560, 8653), (2720, 8144), (4072, 5440), (4352, 5090)]