15553610920

素因数分解:

$2^3\times 5^1\times {\mathrm{7321}}^1\times {\mathrm{53113}}^1$

素因数の和:60445

約数の個数: 32

約数和(自身を含む): 35001063720

約数和(自身を除く): 19447452800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 7321, 14642, 29284, 36605, 53113, 58568, 73210, 106226, 146420, 212452, 265565, 292840, 424904, 531130, 1062260, 2124520, 388840273, 777680546, 1555361092, 1944201365, 3110722184, 3888402730, 7776805460, 15553610920]

約数ペア:

[(1, 15553610920), (2, 7776805460), (4, 3888402730), (5, 3110722184), (8, 1944201365), (10, 1555361092), (20, 777680546), (40, 388840273), (7321, 2124520), (14642, 1062260), (29284, 531130), (36605, 424904), (53113, 292840), (58568, 265565), (73210, 212452), (106226, 146420)]