12920950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 96

約数和(自身を含む): 30355200

約数和(自身を除く): 17434250

約数列:

[1, 2, 5, 7, 10, 14, 19, 25, 29, 35, 38, 50, 58, 67, 70, 95, 133, 134, 145, 175, 190, 203, 266, 290, 335, 350, 406, 469, 475, 551, 665, 670, 725, 938, 950, 1015, 1102, 1273, 1330, 1450, 1675, 1943, 2030, 2345, 2546, 2755, 3325, 3350, 3857, 3886, 4690, 5075, 5510, 6365, 6650, 7714, 8911, 9715, 10150, 11725, 12730, 13601, 13775, 17822, 19285, 19430, 23450, 27202, 27550, 31825, 36917, 38570, 44555, 48575, 63650, 68005, 73834, 89110, 96425, 97150, 136010, 184585, 192850, 222775, 258419, 340025, 369170, 445550, 516838, 680050, 922925, 1292095, 1845850, 2584190, 6460475, 12920950]

約数ペア:

[(1, 12920950), (2, 6460475), (5, 2584190), (7, 1845850), (10, 1292095), (14, 922925), (19, 680050), (25, 516838), (29, 445550), (35, 369170), (38, 340025), (50, 258419), (58, 222775), (67, 192850), (70, 184585), (95, 136010), (133, 97150), (134, 96425), (145, 89110), (175, 73834), (190, 68005), (203, 63650), (266, 48575), (290, 44555), (335, 38570), (350, 36917), (406, 31825), (469, 27550), (475, 27202), (551, 23450), (665, 19430), (670, 19285), (725, 17822), (938, 13775), (950, 13601), (1015, 12730), (1102, 11725), (1273, 10150), (1330, 9715), (1450, 8911), (1675, 7714), (1943, 6650), (2030, 6365), (2345, 5510), (2546, 5075), (2755, 4690), (3325, 3886), (3350, 3857)]