858699940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{266677}}^1$

素因数の和:266716

約数の個数: 48

約数和(自身を含む): 2150491392

約数和(自身を除く): 1291791452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 266677, 533354, 1066708, 1333385, 1866739, 2666770, 3733478, 5333540, 6133571, 7466956, 9333695, 12267142, 18667390, 24534284, 30667855, 37334780, 42934997, 61335710, 85869994, 122671420, 171739988, 214674985, 429349970, 858699940]

約数ペア:

[(1, 858699940), (2, 429349970), (4, 214674985), (5, 171739988), (7, 122671420), (10, 85869994), (14, 61335710), (20, 42934997), (23, 37334780), (28, 30667855), (35, 24534284), (46, 18667390), (70, 12267142), (92, 9333695), (115, 7466956), (140, 6133571), (161, 5333540), (230, 3733478), (322, 2666770), (460, 1866739), (644, 1333385), (805, 1066708), (1610, 533354), (3220, 266677)]