231931220

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{2371}}^1$

素因数の和:2520

約数の個数: 48

約数和(自身を含む): 501307968

約数和(自身を除く): 269376748

約数列:

[1, 2, 4, 5, 10, 20, 67, 73, 134, 146, 268, 292, 335, 365, 670, 730, 1340, 1460, 2371, 4742, 4891, 9484, 9782, 11855, 19564, 23710, 24455, 47420, 48910, 97820, 158857, 173083, 317714, 346166, 635428, 692332, 794285, 865415, 1588570, 1730830, 3177140, 3461660, 11596561, 23193122, 46386244, 57982805, 115965610, 231931220]

約数ペア:

[(1, 231931220), (2, 115965610), (4, 57982805), (5, 46386244), (10, 23193122), (20, 11596561), (67, 3461660), (73, 3177140), (134, 1730830), (146, 1588570), (268, 865415), (292, 794285), (335, 692332), (365, 635428), (670, 346166), (730, 317714), (1340, 173083), (1460, 158857), (2371, 97820), (4742, 48910), (4891, 47420), (9484, 24455), (9782, 23710), (11855, 19564)]