19562880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 65214720

約数和(自身を除く): 45651840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 384, 443, 460, 480, 552, 640, 690, 736, 886, 920, 960, 1104, 1329, 1380, 1472, 1772, 1840, 1920, 2208, 2215, 2658, 2760, 2944, 3544, 3680, 4416, 4430, 5316, 5520, 6645, 7088, 7360, 8832, 8860, 10189, 10632, 11040, 13290, 14176, 14720, 17720, 20378, 21264, 22080, 26580, 28352, 30567, 35440, 40756, 42528, 44160, 50945, 53160, 56704, 61134, 70880, 81512, 85056, 101890, 106320, 122268, 141760, 152835, 163024, 170112, 203780, 212640, 244536, 283520, 305670, 326048, 407560, 425280, 489072, 611340, 652096, 815120, 850560, 978144, 1222680, 1304192, 1630240, 1956288, 2445360, 3260480, 3912576, 4890720, 6520960, 9781440, 19562880]

約数ペア:

[(1, 19562880), (2, 9781440), (3, 6520960), (4, 4890720), (5, 3912576), (6, 3260480), (8, 2445360), (10, 1956288), (12, 1630240), (15, 1304192), (16, 1222680), (20, 978144), (23, 850560), (24, 815120), (30, 652096), (32, 611340), (40, 489072), (46, 425280), (48, 407560), (60, 326048), (64, 305670), (69, 283520), (80, 244536), (92, 212640), (96, 203780), (115, 170112), (120, 163024), (128, 152835), (138, 141760), (160, 122268), (184, 106320), (192, 101890), (230, 85056), (240, 81512), (276, 70880), (320, 61134), (345, 56704), (368, 53160), (384, 50945), (443, 44160), (460, 42528), (480, 40756), (552, 35440), (640, 30567), (690, 28352), (736, 26580), (886, 22080), (920, 21264), (960, 20378), (1104, 17720), (1329, 14720), (1380, 14176), (1472, 13290), (1772, 11040), (1840, 10632), (1920, 10189), (2208, 8860), (2215, 8832), (2658, 7360), (2760, 7088), (2944, 6645), (3544, 5520), (3680, 5316), (4416, 4430)]