3559940

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 7983360

約数和(自身を除く): 4423420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 71, 92, 109, 115, 142, 218, 230, 284, 355, 436, 460, 545, 710, 1090, 1420, 1633, 2180, 2507, 3266, 5014, 6532, 7739, 8165, 10028, 12535, 15478, 16330, 25070, 30956, 32660, 38695, 50140, 77390, 154780, 177997, 355994, 711988, 889985, 1779970, 3559940]

約数ペア:

[(1, 3559940), (2, 1779970), (4, 889985), (5, 711988), (10, 355994), (20, 177997), (23, 154780), (46, 77390), (71, 50140), (92, 38695), (109, 32660), (115, 30956), (142, 25070), (218, 16330), (230, 15478), (284, 12535), (355, 10028), (436, 8165), (460, 7739), (545, 6532), (710, 5014), (1090, 3266), (1420, 2507), (1633, 2180)]