2178799660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{152791}}^1$

素因数の和:152854

約数の個数: 48

約数和(自身を含む): 4928458752

約数和(自身を除く): 2749659092

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 2852, 3565, 7130, 14260, 152791, 305582, 611164, 763955, 1527910, 3055820, 3514193, 4736521, 7028386, 9473042, 14056772, 17570965, 18946084, 23682605, 35141930, 47365210, 70283860, 94730420, 108939983, 217879966, 435759932, 544699915, 1089399830, 2178799660]

約数ペア:

[(1, 2178799660), (2, 1089399830), (4, 544699915), (5, 435759932), (10, 217879966), (20, 108939983), (23, 94730420), (31, 70283860), (46, 47365210), (62, 35141930), (92, 23682605), (115, 18946084), (124, 17570965), (155, 14056772), (230, 9473042), (310, 7028386), (460, 4736521), (620, 3514193), (713, 3055820), (1426, 1527910), (2852, 763955), (3565, 611164), (7130, 305582), (14260, 152791)]