10005220

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 21873600

約数和(自身を除く): 11868380

約数列:

[1, 2, 4, 5, 10, 20, 59, 61, 118, 122, 139, 236, 244, 278, 295, 305, 556, 590, 610, 695, 1180, 1220, 1390, 2780, 3599, 7198, 8201, 8479, 14396, 16402, 16958, 17995, 32804, 33916, 35990, 41005, 42395, 71980, 82010, 84790, 164020, 169580, 500261, 1000522, 2001044, 2501305, 5002610, 10005220]

約数ペア:

[(1, 10005220), (2, 5002610), (4, 2501305), (5, 2001044), (10, 1000522), (20, 500261), (59, 169580), (61, 164020), (118, 84790), (122, 82010), (139, 71980), (236, 42395), (244, 41005), (278, 35990), (295, 33916), (305, 32804), (556, 17995), (590, 16958), (610, 16402), (695, 14396), (1180, 8479), (1220, 8201), (1390, 7198), (2780, 3599)]