190937440

素因数分解:

$2^5\times 5^1\times {\mathrm{971}}^1\times {\mathrm{1229}}^1$

素因数の和:2215

約数の個数: 48

約数和(自身を含む): 451921680

約数和(自身を除く): 260984240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 971, 1229, 1942, 2458, 3884, 4855, 4916, 6145, 7768, 9710, 9832, 12290, 15536, 19420, 19664, 24580, 31072, 38840, 39328, 49160, 77680, 98320, 155360, 196640, 1193359, 2386718, 4773436, 5966795, 9546872, 11933590, 19093744, 23867180, 38187488, 47734360, 95468720, 190937440]

約数ペア:

[(1, 190937440), (2, 95468720), (4, 47734360), (5, 38187488), (8, 23867180), (10, 19093744), (16, 11933590), (20, 9546872), (32, 5966795), (40, 4773436), (80, 2386718), (160, 1193359), (971, 196640), (1229, 155360), (1942, 98320), (2458, 77680), (3884, 49160), (4855, 39328), (4916, 38840), (6145, 31072), (7768, 24580), (9710, 19664), (9832, 19420), (12290, 15536)]