30448040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{2939}}^1$

素因数の和:2994

約数の個数: 64

約数和(自身を含む): 80438400

約数和(自身を除く): 49990360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 2939, 5180, 5878, 10360, 11756, 14695, 20573, 23512, 29390, 41146, 58780, 82292, 102865, 108743, 117560, 164584, 205730, 217486, 411460, 434972, 543715, 761201, 822920, 869944, 1087430, 1522402, 2174860, 3044804, 3806005, 4349720, 6089608, 7612010, 15224020, 30448040]

約数ペア:

[(1, 30448040), (2, 15224020), (4, 7612010), (5, 6089608), (7, 4349720), (8, 3806005), (10, 3044804), (14, 2174860), (20, 1522402), (28, 1087430), (35, 869944), (37, 822920), (40, 761201), (56, 543715), (70, 434972), (74, 411460), (140, 217486), (148, 205730), (185, 164584), (259, 117560), (280, 108743), (296, 102865), (370, 82292), (518, 58780), (740, 41146), (1036, 29390), (1295, 23512), (1480, 20573), (2072, 14695), (2590, 11756), (2939, 10360), (5180, 5878)]