2006559080

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{557}}^1\times {\mathrm{797}}^1$

素因数の和:1478

約数の個数: 64

約数和(自身を含む): 4568613840

約数和(自身を除く): 2562054760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 557, 565, 797, 904, 1114, 1130, 1594, 2228, 2260, 2785, 3188, 3985, 4456, 4520, 5570, 6376, 7970, 11140, 15940, 22280, 31880, 62941, 90061, 125882, 180122, 251764, 314705, 360244, 443929, 450305, 503528, 629410, 720488, 887858, 900610, 1258820, 1775716, 1801220, 2219645, 2517640, 3551432, 3602440, 4439290, 8878580, 17757160, 50163977, 100327954, 200655908, 250819885, 401311816, 501639770, 1003279540, 2006559080]

約数ペア:

[(1, 2006559080), (2, 1003279540), (4, 501639770), (5, 401311816), (8, 250819885), (10, 200655908), (20, 100327954), (40, 50163977), (113, 17757160), (226, 8878580), (452, 4439290), (557, 3602440), (565, 3551432), (797, 2517640), (904, 2219645), (1114, 1801220), (1130, 1775716), (1594, 1258820), (2228, 900610), (2260, 887858), (2785, 720488), (3188, 629410), (3985, 503528), (4456, 450305), (4520, 443929), (5570, 360244), (6376, 314705), (7970, 251764), (11140, 180122), (15940, 125882), (22280, 90061), (31880, 62941)]