20199892560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4429801}}^1$

素因数の和:4429836

約数の個数: 80

約数和(自身を含む): 65915453760

約数和(自身を除く): 45715561200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 4429801, 8859602, 13289403, 17719204, 22149005, 26578806, 35438408, 44298010, 53157612, 66447015, 70876816, 84166219, 88596020, 106315224, 132894030, 168332438, 177192040, 212630448, 252498657, 265788060, 336664876, 354384080, 420831095, 504997314, 531576120, 673329752, 841662190, 1009994628, 1063152240, 1262493285, 1346659504, 1683324380, 2019989256, 2524986570, 3366648760, 4039978512, 5049973140, 6733297520, 10099946280, 20199892560]

約数ペア:

[(1, 20199892560), (2, 10099946280), (3, 6733297520), (4, 5049973140), (5, 4039978512), (6, 3366648760), (8, 2524986570), (10, 2019989256), (12, 1683324380), (15, 1346659504), (16, 1262493285), (19, 1063152240), (20, 1009994628), (24, 841662190), (30, 673329752), (38, 531576120), (40, 504997314), (48, 420831095), (57, 354384080), (60, 336664876), (76, 265788060), (80, 252498657), (95, 212630448), (114, 177192040), (120, 168332438), (152, 132894030), (190, 106315224), (228, 88596020), (240, 84166219), (285, 70876816), (304, 66447015), (380, 53157612), (456, 44298010), (570, 35438408), (760, 26578806), (912, 22149005), (1140, 17719204), (1520, 13289403), (2280, 8859602), (4560, 4429801)]