1294746980

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1\times {\mathrm{4643}}^1$

素因数の和:4916

約数の個数: 48

約数和(自身を含む): 2771241984

約数和(自身を除く): 1476495004

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 191, 292, 365, 382, 730, 764, 955, 1460, 1910, 3820, 4643, 9286, 13943, 18572, 23215, 27886, 46430, 55772, 69715, 92860, 139430, 278860, 338939, 677878, 886813, 1355756, 1694695, 1773626, 3389390, 3547252, 4434065, 6778780, 8868130, 17736260, 64737349, 129474698, 258949396, 323686745, 647373490, 1294746980]

約数ペア:

[(1, 1294746980), (2, 647373490), (4, 323686745), (5, 258949396), (10, 129474698), (20, 64737349), (73, 17736260), (146, 8868130), (191, 6778780), (292, 4434065), (365, 3547252), (382, 3389390), (730, 1773626), (764, 1694695), (955, 1355756), (1460, 886813), (1910, 677878), (3820, 338939), (4643, 278860), (9286, 139430), (13943, 92860), (18572, 69715), (23215, 55772), (27886, 46430)]