272688340

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{367}}^1\times {\mathrm{383}}^1$

素因数の和:856

約数の個数: 48

約数和(自身を含む): 581640192

約数和(自身を除く): 308951852

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 367, 383, 388, 485, 734, 766, 970, 1468, 1532, 1835, 1915, 1940, 3670, 3830, 7340, 7660, 35599, 37151, 71198, 74302, 140561, 142396, 148604, 177995, 185755, 281122, 355990, 371510, 562244, 702805, 711980, 743020, 1405610, 2811220, 13634417, 27268834, 54537668, 68172085, 136344170, 272688340]

約数ペア:

[(1, 272688340), (2, 136344170), (4, 68172085), (5, 54537668), (10, 27268834), (20, 13634417), (97, 2811220), (194, 1405610), (367, 743020), (383, 711980), (388, 702805), (485, 562244), (734, 371510), (766, 355990), (970, 281122), (1468, 185755), (1532, 177995), (1835, 148604), (1915, 142396), (1940, 140561), (3670, 74302), (3830, 71198), (7340, 37151), (7660, 35599)]