189746860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1783}}^1$

素因数の和:2122

約数の個数: 48

約数和(自身を含む): 423493056

約数和(自身を除く): 233746196

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 313, 340, 626, 1252, 1565, 1783, 3130, 3566, 5321, 6260, 7132, 8915, 10642, 17830, 21284, 26605, 30311, 35660, 53210, 60622, 106420, 121244, 151555, 303110, 558079, 606220, 1116158, 2232316, 2790395, 5580790, 9487343, 11161580, 18974686, 37949372, 47436715, 94873430, 189746860]

約数ペア:

[(1, 189746860), (2, 94873430), (4, 47436715), (5, 37949372), (10, 18974686), (17, 11161580), (20, 9487343), (34, 5580790), (68, 2790395), (85, 2232316), (170, 1116158), (313, 606220), (340, 558079), (626, 303110), (1252, 151555), (1565, 121244), (1783, 106420), (3130, 60622), (3566, 53210), (5321, 35660), (6260, 30311), (7132, 26605), (8915, 21284), (10642, 17830)]