201840430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{389}}^1$

素因数の和:549

約数の個数: 64

約数和(自身を含む): 409406400

約数和(自身を除く): 207565970

約数列:

[1, 2, 5, 10, 11, 22, 53, 55, 89, 106, 110, 178, 265, 389, 445, 530, 583, 778, 890, 979, 1166, 1945, 1958, 2915, 3890, 4279, 4717, 4895, 5830, 8558, 9434, 9790, 20617, 21395, 23585, 34621, 41234, 42790, 47170, 51887, 69242, 103085, 103774, 173105, 206170, 226787, 259435, 346210, 380831, 453574, 518870, 761662, 1133935, 1834913, 1904155, 2267870, 3669826, 3808310, 9174565, 18349130, 20184043, 40368086, 100920215, 201840430]

約数ペア:

[(1, 201840430), (2, 100920215), (5, 40368086), (10, 20184043), (11, 18349130), (22, 9174565), (53, 3808310), (55, 3669826), (89, 2267870), (106, 1904155), (110, 1834913), (178, 1133935), (265, 761662), (389, 518870), (445, 453574), (530, 380831), (583, 346210), (778, 259435), (890, 226787), (979, 206170), (1166, 173105), (1945, 103774), (1958, 103085), (2915, 69242), (3890, 51887), (4279, 47170), (4717, 42790), (4895, 41234), (5830, 34621), (8558, 23585), (9434, 21395), (9790, 20617)]