123086320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{219797}}^1$

素因数の和:219817

約数の個数: 40

約数和(自身を含む): 327059424

約数和(自身を除く): 203973104

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 219797, 439594, 879188, 1098985, 1538579, 1758376, 2197970, 3077158, 3516752, 4395940, 6154316, 7692895, 8791880, 12308632, 15385790, 17583760, 24617264, 30771580, 61543160, 123086320]

約数ペア:

[(1, 123086320), (2, 61543160), (4, 30771580), (5, 24617264), (7, 17583760), (8, 15385790), (10, 12308632), (14, 8791880), (16, 7692895), (20, 6154316), (28, 4395940), (35, 3516752), (40, 3077158), (56, 2197970), (70, 1758376), (80, 1538579), (112, 1098985), (140, 879188), (280, 439594), (560, 219797)]