20123892460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{83717}}^1$

素因数の和:83851

約数の個数: 96

約数和(自身を含む): 51645299328

約数和(自身を除く): 31521406868

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 101, 119, 140, 170, 202, 238, 340, 404, 476, 505, 595, 707, 1010, 1190, 1414, 1717, 2020, 2380, 2828, 3434, 3535, 6868, 7070, 8585, 12019, 14140, 17170, 24038, 34340, 48076, 60095, 83717, 120190, 167434, 240380, 334868, 418585, 586019, 837170, 1172038, 1423189, 1674340, 2344076, 2846378, 2930095, 5692756, 5860190, 7115945, 8455417, 9962323, 11720380, 14231890, 16910834, 19924646, 28463780, 33821668, 39849292, 42277085, 49811615, 59187919, 84554170, 99623230, 118375838, 143742089, 169108340, 199246460, 236751676, 287484178, 295939595, 574968356, 591879190, 718710445, 1006194623, 1183758380, 1437420890, 2012389246, 2874841780, 4024778492, 5030973115, 10061946230, 20123892460]

約数ペア:

[(1, 20123892460), (2, 10061946230), (4, 5030973115), (5, 4024778492), (7, 2874841780), (10, 2012389246), (14, 1437420890), (17, 1183758380), (20, 1006194623), (28, 718710445), (34, 591879190), (35, 574968356), (68, 295939595), (70, 287484178), (85, 236751676), (101, 199246460), (119, 169108340), (140, 143742089), (170, 118375838), (202, 99623230), (238, 84554170), (340, 59187919), (404, 49811615), (476, 42277085), (505, 39849292), (595, 33821668), (707, 28463780), (1010, 19924646), (1190, 16910834), (1414, 14231890), (1717, 11720380), (2020, 9962323), (2380, 8455417), (2828, 7115945), (3434, 5860190), (3535, 5692756), (6868, 2930095), (7070, 2846378), (8585, 2344076), (12019, 1674340), (14140, 1423189), (17170, 1172038), (24038, 837170), (34340, 586019), (48076, 418585), (60095, 334868), (83717, 240380), (120190, 167434)]