3911320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 10267200

約数和(自身を除く): 6355880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 229, 244, 280, 305, 427, 458, 488, 610, 854, 916, 1145, 1220, 1603, 1708, 1832, 2135, 2290, 2440, 3206, 3416, 4270, 4580, 6412, 8015, 8540, 9160, 12824, 13969, 16030, 17080, 27938, 32060, 55876, 64120, 69845, 97783, 111752, 139690, 195566, 279380, 391132, 488915, 558760, 782264, 977830, 1955660, 3911320]

約数ペア:

[(1, 3911320), (2, 1955660), (4, 977830), (5, 782264), (7, 558760), (8, 488915), (10, 391132), (14, 279380), (20, 195566), (28, 139690), (35, 111752), (40, 97783), (56, 69845), (61, 64120), (70, 55876), (122, 32060), (140, 27938), (229, 17080), (244, 16030), (280, 13969), (305, 12824), (427, 9160), (458, 8540), (488, 8015), (610, 6412), (854, 4580), (916, 4270), (1145, 3416), (1220, 3206), (1603, 2440), (1708, 2290), (1832, 2135)]