12351640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1472

約数の個数: 64

約数和(自身を含む): 32808960

約数和(自身を除く): 20457320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1423, 1736, 2170, 2846, 4340, 5692, 7115, 8680, 9961, 11384, 14230, 19922, 28460, 39844, 44113, 49805, 56920, 79688, 88226, 99610, 176452, 199220, 220565, 308791, 352904, 398440, 441130, 617582, 882260, 1235164, 1543955, 1764520, 2470328, 3087910, 6175820, 12351640]

約数ペア:

[(1, 12351640), (2, 6175820), (4, 3087910), (5, 2470328), (7, 1764520), (8, 1543955), (10, 1235164), (14, 882260), (20, 617582), (28, 441130), (31, 398440), (35, 352904), (40, 308791), (56, 220565), (62, 199220), (70, 176452), (124, 99610), (140, 88226), (155, 79688), (217, 56920), (248, 49805), (280, 44113), (310, 39844), (434, 28460), (620, 19922), (868, 14230), (1085, 11384), (1240, 9961), (1423, 8680), (1736, 7115), (2170, 5692), (2846, 4340)]