20154391404

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{40237}}^1$

素因数の和:40407

約数の個数: 96

約数和(自身を含む): 55161469440

約数和(自身を除く): 35007078036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 67, 84, 89, 134, 178, 201, 267, 268, 356, 402, 469, 534, 623, 804, 938, 1068, 1246, 1407, 1869, 1876, 2492, 2814, 3738, 5628, 5963, 7476, 11926, 17889, 23852, 35778, 40237, 41741, 71556, 80474, 83482, 120711, 125223, 160948, 166964, 241422, 250446, 281659, 482844, 500892, 563318, 844977, 1126636, 1689954, 2695879, 3379908, 3581093, 5391758, 7162186, 8087637, 10743279, 10783516, 14324372, 16175274, 18871153, 21486558, 25067651, 32350548, 37742306, 42973116, 50135302, 56613459, 75202953, 75484612, 100270604, 113226918, 150405906, 226453836, 239933231, 300811812, 479866462, 719799693, 959732924, 1439599386, 1679532617, 2879198772, 3359065234, 5038597851, 6718130468, 10077195702, 20154391404]

約数ペア:

[(1, 20154391404), (2, 10077195702), (3, 6718130468), (4, 5038597851), (6, 3359065234), (7, 2879198772), (12, 1679532617), (14, 1439599386), (21, 959732924), (28, 719799693), (42, 479866462), (67, 300811812), (84, 239933231), (89, 226453836), (134, 150405906), (178, 113226918), (201, 100270604), (267, 75484612), (268, 75202953), (356, 56613459), (402, 50135302), (469, 42973116), (534, 37742306), (623, 32350548), (804, 25067651), (938, 21486558), (1068, 18871153), (1246, 16175274), (1407, 14324372), (1869, 10783516), (1876, 10743279), (2492, 8087637), (2814, 7162186), (3738, 5391758), (5628, 3581093), (5963, 3379908), (7476, 2695879), (11926, 1689954), (17889, 1126636), (23852, 844977), (35778, 563318), (40237, 500892), (41741, 482844), (71556, 281659), (80474, 250446), (83482, 241422), (120711, 166964), (125223, 160948)]