22971380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 51663360

約数和(自身を除く): 28691980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 991, 1159, 1220, 1982, 2318, 3964, 4636, 4955, 5795, 9910, 11590, 18829, 19820, 23180, 37658, 60451, 75316, 94145, 120902, 188290, 241804, 302255, 376580, 604510, 1148569, 1209020, 2297138, 4594276, 5742845, 11485690, 22971380]

約数ペア:

[(1, 22971380), (2, 11485690), (4, 5742845), (5, 4594276), (10, 2297138), (19, 1209020), (20, 1148569), (38, 604510), (61, 376580), (76, 302255), (95, 241804), (122, 188290), (190, 120902), (244, 94145), (305, 75316), (380, 60451), (610, 37658), (991, 23180), (1159, 19820), (1220, 18829), (1982, 11590), (2318, 9910), (3964, 5795), (4636, 4955)]