2022440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 5391360

約数和(自身を除く): 3368920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 233, 248, 280, 310, 434, 466, 620, 868, 932, 1085, 1165, 1240, 1631, 1736, 1864, 2170, 2330, 3262, 4340, 4660, 6524, 7223, 8155, 8680, 9320, 13048, 14446, 16310, 28892, 32620, 36115, 50561, 57784, 65240, 72230, 101122, 144460, 202244, 252805, 288920, 404488, 505610, 1011220, 2022440]

約数ペア:

[(1, 2022440), (2, 1011220), (4, 505610), (5, 404488), (7, 288920), (8, 252805), (10, 202244), (14, 144460), (20, 101122), (28, 72230), (31, 65240), (35, 57784), (40, 50561), (56, 36115), (62, 32620), (70, 28892), (124, 16310), (140, 14446), (155, 13048), (217, 9320), (233, 8680), (248, 8155), (280, 7223), (310, 6524), (434, 4660), (466, 4340), (620, 3262), (868, 2330), (932, 2170), (1085, 1864), (1165, 1736), (1240, 1631)]