51418180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12301}}^1$

素因数の和:12340

約数の個数: 48

約数和(自身を含む): 124004160

約数和(自身を除く): 72585980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 12301, 24602, 49204, 61505, 123010, 135311, 233719, 246020, 270622, 467438, 541244, 676555, 934876, 1168595, 1353110, 2337190, 2570909, 2706220, 4674380, 5141818, 10283636, 12854545, 25709090, 51418180]

約数ペア:

[(1, 51418180), (2, 25709090), (4, 12854545), (5, 10283636), (10, 5141818), (11, 4674380), (19, 2706220), (20, 2570909), (22, 2337190), (38, 1353110), (44, 1168595), (55, 934876), (76, 676555), (95, 541244), (110, 467438), (190, 270622), (209, 246020), (220, 233719), (380, 135311), (418, 123010), (836, 61505), (1045, 49204), (2090, 24602), (4180, 12301)]