29000020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{577}}^1$

素因数の和:952

約数の個数: 48

約数和(自身を含む): 69914880

約数和(自身を除く): 40914860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 577, 718, 1154, 1436, 1795, 2308, 2513, 2885, 3590, 4039, 5026, 5770, 7180, 8078, 10052, 11540, 12565, 16156, 20195, 25130, 40390, 50260, 80780, 207143, 414286, 828572, 1035715, 1450001, 2071430, 2900002, 4142860, 5800004, 7250005, 14500010, 29000020]

約数ペア:

[(1, 29000020), (2, 14500010), (4, 7250005), (5, 5800004), (7, 4142860), (10, 2900002), (14, 2071430), (20, 1450001), (28, 1035715), (35, 828572), (70, 414286), (140, 207143), (359, 80780), (577, 50260), (718, 40390), (1154, 25130), (1436, 20195), (1795, 16156), (2308, 12565), (2513, 11540), (2885, 10052), (3590, 8078), (4039, 7180), (5026, 5770)]