8708687980

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{271}}^1\times {\mathrm{14741}}^1$

素因数の和:15130

約数の個数: 48

約数和(自身を含む): 18525386880

約数和(自身を除く): 9816698900

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 271, 436, 542, 545, 1084, 1090, 1355, 2180, 2710, 5420, 14741, 29482, 29539, 58964, 59078, 73705, 118156, 147410, 147695, 294820, 295390, 590780, 1606769, 3213538, 3994811, 6427076, 7989622, 8033845, 15979244, 16067690, 19974055, 32135380, 39948110, 79896220, 435434399, 870868798, 1741737596, 2177171995, 4354343990, 8708687980]

約数ペア:

[(1, 8708687980), (2, 4354343990), (4, 2177171995), (5, 1741737596), (10, 870868798), (20, 435434399), (109, 79896220), (218, 39948110), (271, 32135380), (436, 19974055), (542, 16067690), (545, 15979244), (1084, 8033845), (1090, 7989622), (1355, 6427076), (2180, 3994811), (2710, 3213538), (5420, 1606769), (14741, 590780), (29482, 295390), (29539, 294820), (58964, 147695), (59078, 147410), (73705, 118156)]