18713600

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 132

約数和(自身を含む): 50257944

約数和(自身を除く): 31544344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 43, 50, 64, 68, 80, 85, 86, 100, 128, 136, 160, 170, 172, 200, 215, 256, 272, 320, 340, 344, 400, 425, 430, 512, 544, 640, 680, 688, 731, 800, 850, 860, 1024, 1075, 1088, 1280, 1360, 1376, 1462, 1600, 1700, 1720, 2150, 2176, 2560, 2720, 2752, 2924, 3200, 3400, 3440, 3655, 4300, 4352, 5120, 5440, 5504, 5848, 6400, 6800, 6880, 7310, 8600, 8704, 10880, 11008, 11696, 12800, 13600, 13760, 14620, 17200, 17408, 18275, 21760, 22016, 23392, 25600, 27200, 27520, 29240, 34400, 36550, 43520, 44032, 46784, 54400, 55040, 58480, 68800, 73100, 87040, 93568, 108800, 110080, 116960, 137600, 146200, 187136, 217600, 220160, 233920, 275200, 292400, 374272, 435200, 467840, 550400, 584800, 748544, 935680, 1100800, 1169600, 1871360, 2339200, 3742720, 4678400, 9356800, 18713600]

約数ペア:

[(1, 18713600), (2, 9356800), (4, 4678400), (5, 3742720), (8, 2339200), (10, 1871360), (16, 1169600), (17, 1100800), (20, 935680), (25, 748544), (32, 584800), (34, 550400), (40, 467840), (43, 435200), (50, 374272), (64, 292400), (68, 275200), (80, 233920), (85, 220160), (86, 217600), (100, 187136), (128, 146200), (136, 137600), (160, 116960), (170, 110080), (172, 108800), (200, 93568), (215, 87040), (256, 73100), (272, 68800), (320, 58480), (340, 55040), (344, 54400), (400, 46784), (425, 44032), (430, 43520), (512, 36550), (544, 34400), (640, 29240), (680, 27520), (688, 27200), (731, 25600), (800, 23392), (850, 22016), (860, 21760), (1024, 18275), (1075, 17408), (1088, 17200), (1280, 14620), (1360, 13760), (1376, 13600), (1462, 12800), (1600, 11696), (1700, 11008), (1720, 10880), (2150, 8704), (2176, 8600), (2560, 7310), (2720, 6880), (2752, 6800), (2924, 6400), (3200, 5848), (3400, 5504), (3440, 5440), (3655, 5120), (4300, 4352)]