72910040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37199}}^1$

素因数の和:37224

約数の個数: 48

約数和(自身を含む): 190836000

約数和(自身を除く): 117925960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 37199, 74398, 148796, 185995, 260393, 297592, 371990, 520786, 743980, 1041572, 1301965, 1487960, 1822751, 2083144, 2603930, 3645502, 5207860, 7291004, 9113755, 10415720, 14582008, 18227510, 36455020, 72910040]

約数ペア:

[(1, 72910040), (2, 36455020), (4, 18227510), (5, 14582008), (7, 10415720), (8, 9113755), (10, 7291004), (14, 5207860), (20, 3645502), (28, 2603930), (35, 2083144), (40, 1822751), (49, 1487960), (56, 1301965), (70, 1041572), (98, 743980), (140, 520786), (196, 371990), (245, 297592), (280, 260393), (392, 185995), (490, 148796), (980, 74398), (1960, 37199)]