17875840

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 47589120

約数和(自身を除く): 29713280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 53, 62, 64, 68, 80, 85, 106, 124, 128, 136, 155, 160, 170, 212, 248, 265, 272, 310, 320, 340, 424, 496, 527, 530, 544, 620, 640, 680, 848, 901, 992, 1054, 1060, 1088, 1240, 1360, 1643, 1696, 1802, 1984, 2108, 2120, 2176, 2480, 2635, 2720, 3286, 3392, 3604, 3968, 4216, 4240, 4505, 4960, 5270, 5440, 6572, 6784, 7208, 8215, 8432, 8480, 9010, 9920, 10540, 10880, 13144, 14416, 16430, 16864, 16960, 18020, 19840, 21080, 26288, 27931, 28832, 32860, 33728, 33920, 36040, 42160, 52576, 55862, 57664, 65720, 67456, 72080, 84320, 105152, 111724, 115328, 131440, 139655, 144160, 168640, 210304, 223448, 262880, 279310, 288320, 337280, 446896, 525760, 558620, 576640, 893792, 1051520, 1117240, 1787584, 2234480, 3575168, 4468960, 8937920, 17875840]

約数ペア:

[(1, 17875840), (2, 8937920), (4, 4468960), (5, 3575168), (8, 2234480), (10, 1787584), (16, 1117240), (17, 1051520), (20, 893792), (31, 576640), (32, 558620), (34, 525760), (40, 446896), (53, 337280), (62, 288320), (64, 279310), (68, 262880), (80, 223448), (85, 210304), (106, 168640), (124, 144160), (128, 139655), (136, 131440), (155, 115328), (160, 111724), (170, 105152), (212, 84320), (248, 72080), (265, 67456), (272, 65720), (310, 57664), (320, 55862), (340, 52576), (424, 42160), (496, 36040), (527, 33920), (530, 33728), (544, 32860), (620, 28832), (640, 27931), (680, 26288), (848, 21080), (901, 19840), (992, 18020), (1054, 16960), (1060, 16864), (1088, 16430), (1240, 14416), (1360, 13144), (1643, 10880), (1696, 10540), (1802, 9920), (1984, 9010), (2108, 8480), (2120, 8432), (2176, 8215), (2480, 7208), (2635, 6784), (2720, 6572), (3286, 5440), (3392, 5270), (3604, 4960), (3968, 4505), (4216, 4240)]