8990370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:727

約数の個数: 48

約数和(自身を含む): 23542272

約数和(自身を除く): 14551902

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 191, 382, 523, 573, 955, 1046, 1146, 1569, 1719, 1910, 2615, 2865, 3138, 3438, 4707, 5230, 5730, 7845, 8595, 9414, 15690, 17190, 23535, 47070, 99893, 199786, 299679, 499465, 599358, 899037, 998930, 1498395, 1798074, 2996790, 4495185, 8990370]

約数ペア:

[(1, 8990370), (2, 4495185), (3, 2996790), (5, 1798074), (6, 1498395), (9, 998930), (10, 899037), (15, 599358), (18, 499465), (30, 299679), (45, 199786), (90, 99893), (191, 47070), (382, 23535), (523, 17190), (573, 15690), (955, 9414), (1046, 8595), (1146, 7845), (1569, 5730), (1719, 5230), (1910, 4707), (2615, 3438), (2865, 3138)]