4282220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 9676800

約数和(自身を除く): 5394580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 191, 236, 295, 380, 382, 590, 764, 955, 1121, 1180, 1910, 2242, 3629, 3820, 4484, 5605, 7258, 11210, 11269, 14516, 18145, 22420, 22538, 36290, 45076, 56345, 72580, 112690, 214111, 225380, 428222, 856444, 1070555, 2141110, 4282220]

約数ペア:

[(1, 4282220), (2, 2141110), (4, 1070555), (5, 856444), (10, 428222), (19, 225380), (20, 214111), (38, 112690), (59, 72580), (76, 56345), (95, 45076), (118, 36290), (190, 22538), (191, 22420), (236, 18145), (295, 14516), (380, 11269), (382, 11210), (590, 7258), (764, 5605), (955, 4484), (1121, 3820), (1180, 3629), (1910, 2242)]