37988440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 98300160

約数和(自身を除く): 60311720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 643, 844, 1055, 1286, 1477, 1688, 2110, 2572, 2954, 3215, 4220, 4501, 5144, 5908, 6430, 7385, 8440, 9002, 11816, 12860, 14770, 18004, 22505, 25720, 29540, 36008, 45010, 59080, 90020, 135673, 180040, 271346, 542692, 678365, 949711, 1085384, 1356730, 1899422, 2713460, 3798844, 4748555, 5426920, 7597688, 9497110, 18994220, 37988440]

約数ペア:

[(1, 37988440), (2, 18994220), (4, 9497110), (5, 7597688), (7, 5426920), (8, 4748555), (10, 3798844), (14, 2713460), (20, 1899422), (28, 1356730), (35, 1085384), (40, 949711), (56, 678365), (70, 542692), (140, 271346), (211, 180040), (280, 135673), (422, 90020), (643, 59080), (844, 45010), (1055, 36008), (1286, 29540), (1477, 25720), (1688, 22505), (2110, 18004), (2572, 14770), (2954, 12860), (3215, 11816), (4220, 9002), (4501, 8440), (5144, 7385), (5908, 6430)]