16983040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 88

約数和(自身を含む): 42446592

約数和(自身を除く): 25463552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 107, 124, 128, 155, 160, 214, 248, 256, 310, 320, 428, 496, 512, 535, 620, 640, 856, 992, 1024, 1070, 1240, 1280, 1712, 1984, 2140, 2480, 2560, 3317, 3424, 3968, 4280, 4960, 5120, 6634, 6848, 7936, 8560, 9920, 13268, 13696, 15872, 16585, 17120, 19840, 26536, 27392, 31744, 33170, 34240, 39680, 53072, 54784, 66340, 68480, 79360, 106144, 109568, 132680, 136960, 158720, 212288, 265360, 273920, 424576, 530720, 547840, 849152, 1061440, 1698304, 2122880, 3396608, 4245760, 8491520, 16983040]

約数ペア:

[(1, 16983040), (2, 8491520), (4, 4245760), (5, 3396608), (8, 2122880), (10, 1698304), (16, 1061440), (20, 849152), (31, 547840), (32, 530720), (40, 424576), (62, 273920), (64, 265360), (80, 212288), (107, 158720), (124, 136960), (128, 132680), (155, 109568), (160, 106144), (214, 79360), (248, 68480), (256, 66340), (310, 54784), (320, 53072), (428, 39680), (496, 34240), (512, 33170), (535, 31744), (620, 27392), (640, 26536), (856, 19840), (992, 17120), (1024, 16585), (1070, 15872), (1240, 13696), (1280, 13268), (1712, 9920), (1984, 8560), (2140, 7936), (2480, 6848), (2560, 6634), (3317, 5120), (3424, 4960), (3968, 4280)]