2017471580

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{4993}}^1$

素因数の和:5318

約数の個数: 48

約数和(自身を含む): 4304028960

約数和(自身を除く): 2286557380

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 227, 356, 445, 454, 890, 908, 1135, 1780, 2270, 4540, 4993, 9986, 19972, 20203, 24965, 40406, 49930, 80812, 99860, 101015, 202030, 404060, 444377, 888754, 1133411, 1777508, 2221885, 2266822, 4443770, 4533644, 5667055, 8887540, 11334110, 22668220, 100873579, 201747158, 403494316, 504367895, 1008735790, 2017471580]

約数ペア:

[(1, 2017471580), (2, 1008735790), (4, 504367895), (5, 403494316), (10, 201747158), (20, 100873579), (89, 22668220), (178, 11334110), (227, 8887540), (356, 5667055), (445, 4533644), (454, 4443770), (890, 2266822), (908, 2221885), (1135, 1777508), (1780, 1133411), (2270, 888754), (4540, 444377), (4993, 404060), (9986, 202030), (19972, 101015), (20203, 99860), (24965, 80812), (40406, 49930)]