1938740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 4354560

約数和(自身を除く): 2415820

約数列:

[1, 2, 4, 5, 10, 20, 31, 53, 59, 62, 106, 118, 124, 155, 212, 236, 265, 295, 310, 530, 590, 620, 1060, 1180, 1643, 1829, 3127, 3286, 3658, 6254, 6572, 7316, 8215, 9145, 12508, 15635, 16430, 18290, 31270, 32860, 36580, 62540, 96937, 193874, 387748, 484685, 969370, 1938740]

約数ペア:

[(1, 1938740), (2, 969370), (4, 484685), (5, 387748), (10, 193874), (20, 96937), (31, 62540), (53, 36580), (59, 32860), (62, 31270), (106, 18290), (118, 16430), (124, 15635), (155, 12508), (212, 9145), (236, 8215), (265, 7316), (295, 6572), (310, 6254), (530, 3658), (590, 3286), (620, 3127), (1060, 1829), (1180, 1643)]