38866420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1447}}^1$

素因数の和:1552

約数の個数: 48

約数和(自身を含む): 87575040

約数和(自身を除く): 48708620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 316, 340, 395, 790, 1343, 1447, 1580, 2686, 2894, 5372, 5788, 6715, 7235, 13430, 14470, 24599, 26860, 28940, 49198, 98396, 114313, 122995, 228626, 245990, 457252, 491980, 571565, 1143130, 1943321, 2286260, 3886642, 7773284, 9716605, 19433210, 38866420]

約数ペア:

[(1, 38866420), (2, 19433210), (4, 9716605), (5, 7773284), (10, 3886642), (17, 2286260), (20, 1943321), (34, 1143130), (68, 571565), (79, 491980), (85, 457252), (158, 245990), (170, 228626), (316, 122995), (340, 114313), (395, 98396), (790, 49198), (1343, 28940), (1447, 26860), (1580, 24599), (2686, 14470), (2894, 13430), (5372, 7235), (5788, 6715)]