18947850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{2141}}^1$

素因数の和:2215

約数の個数: 48

約数和(自身を含む): 47809440

約数和(自身を除く): 28861590

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 59, 75, 118, 150, 177, 295, 354, 590, 885, 1475, 1770, 2141, 2950, 4282, 4425, 6423, 8850, 10705, 12846, 21410, 32115, 53525, 64230, 107050, 126319, 160575, 252638, 321150, 378957, 631595, 757914, 1263190, 1894785, 3157975, 3789570, 6315950, 9473925, 18947850]

約数ペア:

[(1, 18947850), (2, 9473925), (3, 6315950), (5, 3789570), (6, 3157975), (10, 1894785), (15, 1263190), (25, 757914), (30, 631595), (50, 378957), (59, 321150), (75, 252638), (118, 160575), (150, 126319), (177, 107050), (295, 64230), (354, 53525), (590, 32115), (885, 21410), (1475, 12846), (1770, 10705), (2141, 8850), (2950, 6423), (4282, 4425)]