28454450

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 55978560

約数和(自身を除く): 27524110

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 109, 115, 218, 227, 230, 454, 545, 575, 1090, 1135, 1150, 2270, 2507, 2725, 5014, 5221, 5450, 5675, 10442, 11350, 12535, 24743, 25070, 26105, 49486, 52210, 62675, 123715, 125350, 130525, 247430, 261050, 569089, 618575, 1138178, 1237150, 2845445, 5690890, 14227225, 28454450]

約数ペア:

[(1, 28454450), (2, 14227225), (5, 5690890), (10, 2845445), (23, 1237150), (25, 1138178), (46, 618575), (50, 569089), (109, 261050), (115, 247430), (218, 130525), (227, 125350), (230, 123715), (454, 62675), (545, 52210), (575, 49486), (1090, 26105), (1135, 25070), (1150, 24743), (2270, 12535), (2507, 11350), (2725, 10442), (5014, 5675), (5221, 5450)]