18649600

素因数分解:

$2^9\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 120

約数和(自身を含む): 48711168

約数和(自身を除く): 30061568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 47, 50, 62, 64, 80, 94, 100, 124, 128, 155, 160, 188, 200, 235, 248, 256, 310, 320, 376, 400, 470, 496, 512, 620, 640, 752, 775, 800, 940, 992, 1175, 1240, 1280, 1457, 1504, 1550, 1600, 1880, 1984, 2350, 2480, 2560, 2914, 3008, 3100, 3200, 3760, 3968, 4700, 4960, 5828, 6016, 6200, 6400, 7285, 7520, 7936, 9400, 9920, 11656, 12032, 12400, 12800, 14570, 15040, 15872, 18800, 19840, 23312, 24064, 24800, 29140, 30080, 36425, 37600, 39680, 46624, 49600, 58280, 60160, 72850, 75200, 79360, 93248, 99200, 116560, 120320, 145700, 150400, 186496, 198400, 233120, 291400, 300800, 372992, 396800, 466240, 582800, 601600, 745984, 932480, 1165600, 1864960, 2331200, 3729920, 4662400, 9324800, 18649600]

約数ペア:

[(1, 18649600), (2, 9324800), (4, 4662400), (5, 3729920), (8, 2331200), (10, 1864960), (16, 1165600), (20, 932480), (25, 745984), (31, 601600), (32, 582800), (40, 466240), (47, 396800), (50, 372992), (62, 300800), (64, 291400), (80, 233120), (94, 198400), (100, 186496), (124, 150400), (128, 145700), (155, 120320), (160, 116560), (188, 99200), (200, 93248), (235, 79360), (248, 75200), (256, 72850), (310, 60160), (320, 58280), (376, 49600), (400, 46624), (470, 39680), (496, 37600), (512, 36425), (620, 30080), (640, 29140), (752, 24800), (775, 24064), (800, 23312), (940, 19840), (992, 18800), (1175, 15872), (1240, 15040), (1280, 14570), (1457, 12800), (1504, 12400), (1550, 12032), (1600, 11656), (1880, 9920), (1984, 9400), (2350, 7936), (2480, 7520), (2560, 7285), (2914, 6400), (3008, 6200), (3100, 6016), (3200, 5828), (3760, 4960), (3968, 4700)]