190993640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1789}}^1$

素因数の和:1974

約数の個数: 64

約数和(自身を含む): 458168400

約数和(自身を除く): 267174760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 157, 170, 314, 340, 628, 680, 785, 1256, 1570, 1789, 2669, 3140, 3578, 5338, 6280, 7156, 8945, 10676, 13345, 14312, 17890, 21352, 26690, 30413, 35780, 53380, 60826, 71560, 106760, 121652, 152065, 243304, 280873, 304130, 561746, 608260, 1123492, 1216520, 1404365, 2246984, 2808730, 4774841, 5617460, 9549682, 11234920, 19099364, 23874205, 38198728, 47748410, 95496820, 190993640]

約数ペア:

[(1, 190993640), (2, 95496820), (4, 47748410), (5, 38198728), (8, 23874205), (10, 19099364), (17, 11234920), (20, 9549682), (34, 5617460), (40, 4774841), (68, 2808730), (85, 2246984), (136, 1404365), (157, 1216520), (170, 1123492), (314, 608260), (340, 561746), (628, 304130), (680, 280873), (785, 243304), (1256, 152065), (1570, 121652), (1789, 106760), (2669, 71560), (3140, 60826), (3578, 53380), (5338, 35780), (6280, 30413), (7156, 26690), (8945, 21352), (10676, 17890), (13345, 14312)]