17967131320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1\times {\mathrm{6563}}^1$

素因数の和:7432

約数の個数: 64

約数和(自身を含む): 40939668000

約数和(自身を除く): 22972536680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 769, 890, 1538, 1780, 3076, 3560, 3845, 6152, 6563, 7690, 13126, 15380, 26252, 30760, 32815, 52504, 65630, 68441, 131260, 136882, 262520, 273764, 342205, 547528, 584107, 684410, 1168214, 1368820, 2336428, 2737640, 2920535, 4672856, 5046947, 5841070, 10093894, 11682140, 20187788, 23364280, 25234735, 40375576, 50469470, 100938940, 201877880, 449178283, 898356566, 1796713132, 2245891415, 3593426264, 4491782830, 8983565660, 17967131320]

約数ペア:

[(1, 17967131320), (2, 8983565660), (4, 4491782830), (5, 3593426264), (8, 2245891415), (10, 1796713132), (20, 898356566), (40, 449178283), (89, 201877880), (178, 100938940), (356, 50469470), (445, 40375576), (712, 25234735), (769, 23364280), (890, 20187788), (1538, 11682140), (1780, 10093894), (3076, 5841070), (3560, 5046947), (3845, 4672856), (6152, 2920535), (6563, 2737640), (7690, 2336428), (13126, 1368820), (15380, 1168214), (26252, 684410), (30760, 584107), (32815, 547528), (52504, 342205), (65630, 273764), (68441, 262520), (131260, 136882)]