2018685970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{719}}^1\times {\mathrm{2111}}^1$

素因数の和:2863

約数の個数: 64

約数和(自身を含む): 4379443200

約数和(自身を除く): 2360757230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 719, 1330, 1438, 2111, 3595, 4222, 5033, 7190, 10066, 10555, 13661, 14777, 21110, 25165, 27322, 29554, 40109, 50330, 68305, 73885, 80218, 95627, 136610, 147770, 191254, 200545, 280763, 401090, 478135, 561526, 956270, 1403815, 1517809, 2807630, 3035618, 7589045, 10624663, 15178090, 21249326, 28838371, 53123315, 57676742, 106246630, 144191855, 201868597, 288383710, 403737194, 1009342985, 2018685970]

約数ペア:

[(1, 2018685970), (2, 1009342985), (5, 403737194), (7, 288383710), (10, 201868597), (14, 144191855), (19, 106246630), (35, 57676742), (38, 53123315), (70, 28838371), (95, 21249326), (133, 15178090), (190, 10624663), (266, 7589045), (665, 3035618), (719, 2807630), (1330, 1517809), (1438, 1403815), (2111, 956270), (3595, 561526), (4222, 478135), (5033, 401090), (7190, 280763), (10066, 200545), (10555, 191254), (13661, 147770), (14777, 136610), (21110, 95627), (25165, 80218), (27322, 73885), (29554, 68305), (40109, 50330)]