48912920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2393}}^1$

素因数の和:2484

約数の個数: 64

約数和(自身を含む): 127552320

約数和(自身を除く): 78639400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2393, 2555, 2920, 4088, 4786, 5110, 9572, 10220, 11965, 16751, 19144, 20440, 23930, 33502, 47860, 67004, 83755, 95720, 134008, 167510, 174689, 335020, 349378, 670040, 698756, 873445, 1222823, 1397512, 1746890, 2445646, 3493780, 4891292, 6114115, 6987560, 9782584, 12228230, 24456460, 48912920]

約数ペア:

[(1, 48912920), (2, 24456460), (4, 12228230), (5, 9782584), (7, 6987560), (8, 6114115), (10, 4891292), (14, 3493780), (20, 2445646), (28, 1746890), (35, 1397512), (40, 1222823), (56, 873445), (70, 698756), (73, 670040), (140, 349378), (146, 335020), (280, 174689), (292, 167510), (365, 134008), (511, 95720), (584, 83755), (730, 67004), (1022, 47860), (1460, 33502), (2044, 23930), (2393, 20440), (2555, 19144), (2920, 16751), (4088, 11965), (4786, 10220), (5110, 9572)]