201442940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{11279}}^1$

素因数の和:11354

約数の個数: 48

約数和(自身を含む): 454809600

約数和(自身を除く): 253366660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 11279, 17860, 22558, 45116, 56395, 112790, 214301, 225580, 428602, 530113, 857204, 1060226, 1071505, 2120452, 2143010, 2650565, 4286020, 5301130, 10072147, 10602260, 20144294, 40288588, 50360735, 100721470, 201442940]

約数ペア:

[(1, 201442940), (2, 100721470), (4, 50360735), (5, 40288588), (10, 20144294), (19, 10602260), (20, 10072147), (38, 5301130), (47, 4286020), (76, 2650565), (94, 2143010), (95, 2120452), (188, 1071505), (190, 1060226), (235, 857204), (380, 530113), (470, 428602), (893, 225580), (940, 214301), (1786, 112790), (3572, 56395), (4465, 45116), (8930, 22558), (11279, 17860)]