20164031860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6491}}^1\times {\mathrm{22189}}^1$

素因数の和:28696

約数の個数: 48

約数和(自身を含む): 48403313280

約数和(自身を除く): 28239281420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6491, 12982, 22189, 25964, 32455, 44378, 45437, 64910, 88756, 90874, 110945, 129820, 155323, 181748, 221890, 227185, 310646, 443780, 454370, 621292, 776615, 908740, 1553230, 3106460, 144028799, 288057598, 576115196, 720143995, 1008201593, 1440287990, 2016403186, 2880575980, 4032806372, 5041007965, 10082015930, 20164031860]

約数ペア:

[(1, 20164031860), (2, 10082015930), (4, 5041007965), (5, 4032806372), (7, 2880575980), (10, 2016403186), (14, 1440287990), (20, 1008201593), (28, 720143995), (35, 576115196), (70, 288057598), (140, 144028799), (6491, 3106460), (12982, 1553230), (22189, 908740), (25964, 776615), (32455, 621292), (44378, 454370), (45437, 443780), (64910, 310646), (88756, 227185), (90874, 221890), (110945, 181748), (129820, 155323)]