388628840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{13291}}^1$

素因数の和:13362

約数の個数: 64

約数和(自身を含む): 947453760

約数和(自身を除く): 558824920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 1462, 1720, 2924, 3655, 5848, 7310, 13291, 14620, 26582, 29240, 53164, 66455, 106328, 132910, 225947, 265820, 451894, 531640, 571513, 903788, 1129735, 1143026, 1807576, 2259470, 2286052, 2857565, 4518940, 4572104, 5715130, 9037880, 9715721, 11430260, 19431442, 22860520, 38862884, 48578605, 77725768, 97157210, 194314420, 388628840]

約数ペア:

[(1, 388628840), (2, 194314420), (4, 97157210), (5, 77725768), (8, 48578605), (10, 38862884), (17, 22860520), (20, 19431442), (34, 11430260), (40, 9715721), (43, 9037880), (68, 5715130), (85, 4572104), (86, 4518940), (136, 2857565), (170, 2286052), (172, 2259470), (215, 1807576), (340, 1143026), (344, 1129735), (430, 903788), (680, 571513), (731, 531640), (860, 451894), (1462, 265820), (1720, 225947), (2924, 132910), (3655, 106328), (5848, 66455), (7310, 53164), (13291, 29240), (14620, 26582)]