40270328

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 64

約数和(自身を含む): 90417600

約数和(自身を除く): 50147272

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 137, 181, 203, 232, 274, 362, 406, 548, 724, 812, 959, 1096, 1267, 1448, 1624, 1918, 2534, 3836, 3973, 5068, 5249, 7672, 7946, 10136, 10498, 15892, 20996, 24797, 27811, 31784, 36743, 41992, 49594, 55622, 73486, 99188, 111244, 146972, 173579, 198376, 222488, 293944, 347158, 694316, 719113, 1388632, 1438226, 2876452, 5033791, 5752904, 10067582, 20135164, 40270328]

約数ペア:

[(1, 40270328), (2, 20135164), (4, 10067582), (7, 5752904), (8, 5033791), (14, 2876452), (28, 1438226), (29, 1388632), (56, 719113), (58, 694316), (116, 347158), (137, 293944), (181, 222488), (203, 198376), (232, 173579), (274, 146972), (362, 111244), (406, 99188), (548, 73486), (724, 55622), (812, 49594), (959, 41992), (1096, 36743), (1267, 31784), (1448, 27811), (1624, 24797), (1918, 20996), (2534, 15892), (3836, 10498), (3973, 10136), (5068, 7946), (5249, 7672)]