12924520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1538

約数の個数: 64

約数和(自身を含む): 34329600

約数和(自身を除く): 21405080

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, 1489, 1736, 2170, 2978, 4340, 5956, 7445, 8680, 10423, 11912, 14890, 20846, 29780, 41692, 46159, 52115, 59560, 83384, 92318, 104230, 184636, 208460, 230795, 323113, 369272, 416920, 461590, 646226, 923180, 1292452, 1615565, 1846360, 2584904, 3231130, 6462260, 12924520]

約数ペア:

[(1, 12924520), (2, 6462260), (4, 3231130), (5, 2584904), (7, 1846360), (8, 1615565), (10, 1292452), (14, 923180), (20, 646226), (28, 461590), (31, 416920), (35, 369272), (40, 323113), (56, 230795), (62, 208460), (70, 184636), (124, 104230), (140, 92318), (155, 83384), (217, 59560), (248, 52115), (280, 46159), (310, 41692), (434, 29780), (620, 20846), (868, 14890), (1085, 11912), (1240, 10423), (1489, 8680), (1736, 7445), (2170, 5956), (2978, 4340)]