1138154340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{998381}}^1$

素因数の和:998412

約数の個数: 48

約数和(自身を含む): 3354563520

約数和(自身を除く): 2216409180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 998381, 1996762, 2995143, 3993524, 4991905, 5990286, 9983810, 11980572, 14975715, 18969239, 19967620, 29951430, 37938478, 56907717, 59902860, 75876956, 94846195, 113815434, 189692390, 227630868, 284538585, 379384780, 569077170, 1138154340]

約数ペア:

[(1, 1138154340), (2, 569077170), (3, 379384780), (4, 284538585), (5, 227630868), (6, 189692390), (10, 113815434), (12, 94846195), (15, 75876956), (19, 59902860), (20, 56907717), (30, 37938478), (38, 29951430), (57, 19967620), (60, 18969239), (76, 14975715), (95, 11980572), (114, 9983810), (190, 5990286), (228, 4991905), (285, 3993524), (380, 2995143), (570, 1996762), (1140, 998381)]