1011220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 2515968

約数和(自身を除く): 1504748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 233, 310, 434, 466, 620, 868, 932, 1085, 1165, 1631, 2170, 2330, 3262, 4340, 4660, 6524, 7223, 8155, 14446, 16310, 28892, 32620, 36115, 50561, 72230, 101122, 144460, 202244, 252805, 505610, 1011220]

約数ペア:

[(1, 1011220), (2, 505610), (4, 252805), (5, 202244), (7, 144460), (10, 101122), (14, 72230), (20, 50561), (28, 36115), (31, 32620), (35, 28892), (62, 16310), (70, 14446), (124, 8155), (140, 7223), (155, 6524), (217, 4660), (233, 4340), (310, 3262), (434, 2330), (466, 2170), (620, 1631), (868, 1165), (932, 1085)]