19563553240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{87011}}^1$

素因数の和:87113

約数の個数: 128

約数和(自身を含む): 55631992320

約数和(自身を除く): 36068439080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 73, 77, 88, 110, 140, 146, 154, 220, 280, 292, 308, 365, 385, 440, 511, 584, 616, 730, 770, 803, 1022, 1460, 1540, 1606, 2044, 2555, 2920, 3080, 3212, 4015, 4088, 5110, 5621, 6424, 8030, 10220, 11242, 16060, 20440, 22484, 28105, 32120, 44968, 56210, 87011, 112420, 174022, 224840, 348044, 435055, 609077, 696088, 870110, 957121, 1218154, 1740220, 1914242, 2436308, 3045385, 3480440, 3828484, 4785605, 4872616, 6090770, 6351803, 6699847, 7656968, 9571210, 12181540, 12703606, 13399694, 19142420, 24363080, 25407212, 26799388, 31759015, 33499235, 38284840, 44462621, 50814424, 53598776, 63518030, 66998470, 69869833, 88925242, 127036060, 133996940, 139739666, 177850484, 222313105, 254072120, 267993880, 279479332, 349349165, 355700968, 444626210, 489088831, 558958664, 698698330, 889252420, 978177662, 1397396660, 1778504840, 1956355324, 2445444155, 2794793320, 3912710648, 4890888310, 9781776620, 19563553240]

約数ペア:

[(1, 19563553240), (2, 9781776620), (4, 4890888310), (5, 3912710648), (7, 2794793320), (8, 2445444155), (10, 1956355324), (11, 1778504840), (14, 1397396660), (20, 978177662), (22, 889252420), (28, 698698330), (35, 558958664), (40, 489088831), (44, 444626210), (55, 355700968), (56, 349349165), (70, 279479332), (73, 267993880), (77, 254072120), (88, 222313105), (110, 177850484), (140, 139739666), (146, 133996940), (154, 127036060), (220, 88925242), (280, 69869833), (292, 66998470), (308, 63518030), (365, 53598776), (385, 50814424), (440, 44462621), (511, 38284840), (584, 33499235), (616, 31759015), (730, 26799388), (770, 25407212), (803, 24363080), (1022, 19142420), (1460, 13399694), (1540, 12703606), (1606, 12181540), (2044, 9571210), (2555, 7656968), (2920, 6699847), (3080, 6351803), (3212, 6090770), (4015, 4872616), (4088, 4785605), (5110, 3828484), (5621, 3480440), (6424, 3045385), (8030, 2436308), (10220, 1914242), (11242, 1740220), (16060, 1218154), (20440, 957121), (22484, 870110), (28105, 696088), (32120, 609077), (44968, 435055), (56210, 348044), (87011, 224840), (112420, 174022)]