1889950440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{2249941}}^1$

素因数の和:2249962

約数の個数: 64

約数和(自身を含む): 6479832960

約数和(自身を除く): 4589882520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 2249941, 4499882, 6749823, 8999764, 11249705, 13499646, 15749587, 17999528, 22499410, 26999292, 31499174, 33749115, 44998820, 47248761, 53998584, 62998348, 67498230, 78747935, 89997640, 94497522, 125996696, 134996460, 157495870, 188995044, 236243805, 269992920, 314991740, 377990088, 472487610, 629983480, 944975220, 1889950440]

約数ペア:

[(1, 1889950440), (2, 944975220), (3, 629983480), (4, 472487610), (5, 377990088), (6, 314991740), (7, 269992920), (8, 236243805), (10, 188995044), (12, 157495870), (14, 134996460), (15, 125996696), (20, 94497522), (21, 89997640), (24, 78747935), (28, 67498230), (30, 62998348), (35, 53998584), (40, 47248761), (42, 44998820), (56, 33749115), (60, 31499174), (70, 26999292), (84, 22499410), (105, 17999528), (120, 15749587), (140, 13499646), (168, 11249705), (210, 8999764), (280, 6749823), (420, 4499882), (840, 2249941)]