20001187320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2549}}^1\times {\mathrm{2843}}^1$

素因数の和:5429

約数の個数: 128

約数和(自身を含む): 62659008000

約数和(自身を除く): 42657820680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2549, 2760, 2843, 5098, 5686, 7647, 8529, 10196, 11372, 12745, 14215, 15294, 17058, 20392, 22744, 25490, 28430, 30588, 34116, 38235, 42645, 50980, 56860, 58627, 61176, 65389, 68232, 76470, 85290, 101960, 113720, 117254, 130778, 152940, 170580, 175881, 196167, 234508, 261556, 293135, 305880, 326945, 341160, 351762, 392334, 469016, 523112, 586270, 653890, 703524, 784668, 879405, 980835, 1172540, 1307780, 1407048, 1569336, 1758810, 1961670, 2345080, 2615560, 3517620, 3923340, 7035240, 7246807, 7846680, 14493614, 21740421, 28987228, 36234035, 43480842, 57974456, 72468070, 86961684, 108702105, 144936140, 166676561, 173923368, 217404210, 289872280, 333353122, 434808420, 500029683, 666706244, 833382805, 869616840, 1000059366, 1333412488, 1666765610, 2000118732, 2500148415, 3333531220, 4000237464, 5000296830, 6667062440, 10000593660, 20001187320]

約数ペア:

[(1, 20001187320), (2, 10000593660), (3, 6667062440), (4, 5000296830), (5, 4000237464), (6, 3333531220), (8, 2500148415), (10, 2000118732), (12, 1666765610), (15, 1333412488), (20, 1000059366), (23, 869616840), (24, 833382805), (30, 666706244), (40, 500029683), (46, 434808420), (60, 333353122), (69, 289872280), (92, 217404210), (115, 173923368), (120, 166676561), (138, 144936140), (184, 108702105), (230, 86961684), (276, 72468070), (345, 57974456), (460, 43480842), (552, 36234035), (690, 28987228), (920, 21740421), (1380, 14493614), (2549, 7846680), (2760, 7246807), (2843, 7035240), (5098, 3923340), (5686, 3517620), (7647, 2615560), (8529, 2345080), (10196, 1961670), (11372, 1758810), (12745, 1569336), (14215, 1407048), (15294, 1307780), (17058, 1172540), (20392, 980835), (22744, 879405), (25490, 784668), (28430, 703524), (30588, 653890), (34116, 586270), (38235, 523112), (42645, 469016), (50980, 392334), (56860, 351762), (58627, 341160), (61176, 326945), (65389, 305880), (68232, 293135), (76470, 261556), (85290, 234508), (101960, 196167), (113720, 175881), (117254, 170580), (130778, 152940)]