2103759980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{42569}}^1$

素因数の和:42938

約数の個数: 48

約数和(自身を含む): 5063446080

約数和(自身を除く): 2959686100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4942, 7060, 9884, 12355, 24710, 42569, 49420, 85138, 170276, 212845, 297983, 425690, 595966, 851380, 1191932, 1489915, 2979830, 5959660, 15026857, 30053714, 60107428, 75134285, 105187999, 150268570, 210375998, 300537140, 420751996, 525939995, 1051879990, 2103759980]

約数ペア:

[(1, 2103759980), (2, 1051879990), (4, 525939995), (5, 420751996), (7, 300537140), (10, 210375998), (14, 150268570), (20, 105187999), (28, 75134285), (35, 60107428), (70, 30053714), (140, 15026857), (353, 5959660), (706, 2979830), (1412, 1489915), (1765, 1191932), (2471, 851380), (3530, 595966), (4942, 425690), (7060, 297983), (9884, 212845), (12355, 170276), (24710, 85138), (42569, 49420)]