12705372280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{504983}}^1$

素因数の和:505048

約数の個数: 64

約数和(自身を含む): 31086815040

約数和(自身を除く): 18381442760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 5032, 6290, 12580, 25160, 504983, 1009966, 2019932, 2524915, 4039864, 5049830, 8584711, 10099660, 17169422, 18684371, 20199320, 34338844, 37368742, 42923555, 68677688, 74737484, 85847110, 93421855, 149474968, 171694220, 186843710, 317634307, 343388440, 373687420, 635268614, 747374840, 1270537228, 1588171535, 2541074456, 3176343070, 6352686140, 12705372280]

約数ペア:

[(1, 12705372280), (2, 6352686140), (4, 3176343070), (5, 2541074456), (8, 1588171535), (10, 1270537228), (17, 747374840), (20, 635268614), (34, 373687420), (37, 343388440), (40, 317634307), (68, 186843710), (74, 171694220), (85, 149474968), (136, 93421855), (148, 85847110), (170, 74737484), (185, 68677688), (296, 42923555), (340, 37368742), (370, 34338844), (629, 20199320), (680, 18684371), (740, 17169422), (1258, 10099660), (1480, 8584711), (2516, 5049830), (3145, 4039864), (5032, 2524915), (6290, 2019932), (12580, 1009966), (25160, 504983)]