919977460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{19417}}^1$

素因数の和:19552

約数の個数: 48

約数和(自身を含む): 2035627776

約数和(自身を除く): 1115650316

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 103, 115, 206, 230, 412, 460, 515, 1030, 2060, 2369, 4738, 9476, 11845, 19417, 23690, 38834, 47380, 77668, 97085, 194170, 388340, 446591, 893182, 1786364, 1999951, 2232955, 3999902, 4465910, 7999804, 8931820, 9999755, 19999510, 39999020, 45998873, 91997746, 183995492, 229994365, 459988730, 919977460]

約数ペア:

[(1, 919977460), (2, 459988730), (4, 229994365), (5, 183995492), (10, 91997746), (20, 45998873), (23, 39999020), (46, 19999510), (92, 9999755), (103, 8931820), (115, 7999804), (206, 4465910), (230, 3999902), (412, 2232955), (460, 1999951), (515, 1786364), (1030, 893182), (2060, 446591), (2369, 388340), (4738, 194170), (9476, 97085), (11845, 77668), (19417, 47380), (23690, 38834)]