27799290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{619}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 72540000

約数和(自身を除く): 44740710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 499, 619, 998, 1238, 1497, 1857, 2495, 2994, 3095, 3714, 4491, 4990, 5571, 6190, 7485, 8982, 9285, 11142, 14970, 18570, 22455, 27855, 44910, 55710, 308881, 617762, 926643, 1544405, 1853286, 2779929, 3088810, 4633215, 5559858, 9266430, 13899645, 27799290]

約数ペア:

[(1, 27799290), (2, 13899645), (3, 9266430), (5, 5559858), (6, 4633215), (9, 3088810), (10, 2779929), (15, 1853286), (18, 1544405), (30, 926643), (45, 617762), (90, 308881), (499, 55710), (619, 44910), (998, 27855), (1238, 22455), (1497, 18570), (1857, 14970), (2495, 11142), (2994, 9285), (3095, 8982), (3714, 7485), (4491, 6190), (4990, 5571)]