1909851520

素因数分解:

$2^7\times 5^1\times {\mathrm{2984143}}^1$

素因数の和:2984162

約数の個数: 32

約数和(自身を含む): 4565740320

約数和(自身を除く): 2655888800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2984143, 5968286, 11936572, 14920715, 23873144, 29841430, 47746288, 59682860, 95492576, 119365720, 190985152, 238731440, 381970304, 477462880, 954925760, 1909851520]

約数ペア:

[(1, 1909851520), (2, 954925760), (4, 477462880), (5, 381970304), (8, 238731440), (10, 190985152), (16, 119365720), (20, 95492576), (32, 59682860), (40, 47746288), (64, 29841430), (80, 23873144), (128, 14920715), (160, 11936572), (320, 5968286), (640, 2984143)]