90102940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{3539}}^1$

素因数の和:3634

約数の個数: 48

約数和(自身を含む): 202204800

約数和(自身を除く): 112101860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 134, 190, 268, 335, 380, 670, 1273, 1340, 2546, 3539, 5092, 6365, 7078, 12730, 14156, 17695, 25460, 35390, 67241, 70780, 134482, 237113, 268964, 336205, 474226, 672410, 948452, 1185565, 1344820, 2371130, 4505147, 4742260, 9010294, 18020588, 22525735, 45051470, 90102940]

約数ペア:

[(1, 90102940), (2, 45051470), (4, 22525735), (5, 18020588), (10, 9010294), (19, 4742260), (20, 4505147), (38, 2371130), (67, 1344820), (76, 1185565), (95, 948452), (134, 672410), (190, 474226), (268, 336205), (335, 268964), (380, 237113), (670, 134482), (1273, 70780), (1340, 67241), (2546, 35390), (3539, 25460), (5092, 17695), (6365, 14156), (7078, 12730)]