378366920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 873573120

約数和(自身を除く): 495206200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 313, 376, 470, 626, 643, 940, 1252, 1286, 1565, 1880, 2504, 2572, 3130, 3215, 5144, 6260, 6430, 12520, 12860, 14711, 25720, 29422, 30221, 58844, 60442, 73555, 117688, 120884, 147110, 151105, 201259, 241768, 294220, 302210, 402518, 588440, 604420, 805036, 1006295, 1208840, 1610072, 2012590, 4025180, 8050360, 9459173, 18918346, 37836692, 47295865, 75673384, 94591730, 189183460, 378366920]

約数ペア:

[(1, 378366920), (2, 189183460), (4, 94591730), (5, 75673384), (8, 47295865), (10, 37836692), (20, 18918346), (40, 9459173), (47, 8050360), (94, 4025180), (188, 2012590), (235, 1610072), (313, 1208840), (376, 1006295), (470, 805036), (626, 604420), (643, 588440), (940, 402518), (1252, 302210), (1286, 294220), (1565, 241768), (1880, 201259), (2504, 151105), (2572, 147110), (3130, 120884), (3215, 117688), (5144, 73555), (6260, 60442), (6430, 58844), (12520, 30221), (12860, 29422), (14711, 25720)]