194942680

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{9689}}^1$

素因数の和:10203

約数の個数: 32

約数和(自身を含む): 439538400

約数和(自身を除く): 244595720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 9689, 10060, 19378, 20120, 38756, 48445, 77512, 96890, 193780, 387560, 4873567, 9747134, 19494268, 24367835, 38988536, 48735670, 97471340, 194942680]

約数ペア:

[(1, 194942680), (2, 97471340), (4, 48735670), (5, 38988536), (8, 24367835), (10, 19494268), (20, 9747134), (40, 4873567), (503, 387560), (1006, 193780), (2012, 96890), (2515, 77512), (4024, 48445), (5030, 38756), (9689, 20120), (10060, 19378)]