2010444820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{81001}}^1$

素因数の和:81100

約数の個数: 48

約数和(自身を含む): 4531575888

約数和(自身を除く): 2521131068

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 73, 85, 146, 170, 292, 340, 365, 730, 1241, 1460, 2482, 4964, 6205, 12410, 24820, 81001, 162002, 324004, 405005, 810010, 1377017, 1620020, 2754034, 5508068, 5913073, 6885085, 11826146, 13770170, 23652292, 27540340, 29565365, 59130730, 100522241, 118261460, 201044482, 402088964, 502611205, 1005222410, 2010444820]

約数ペア:

[(1, 2010444820), (2, 1005222410), (4, 502611205), (5, 402088964), (10, 201044482), (17, 118261460), (20, 100522241), (34, 59130730), (68, 29565365), (73, 27540340), (85, 23652292), (146, 13770170), (170, 11826146), (292, 6885085), (340, 5913073), (365, 5508068), (730, 2754034), (1241, 1620020), (1460, 1377017), (2482, 810010), (4964, 405005), (6205, 324004), (12410, 162002), (24820, 81001)]