420070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:384

約数の個数: 32

約数和(自身を含む): 917568

約数和(自身を除く): 497498

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 353, 595, 706, 1190, 1765, 2471, 3530, 4942, 6001, 12002, 12355, 24710, 30005, 42007, 60010, 84014, 210035, 420070]

約数ペア:

[(1, 420070), (2, 210035), (5, 84014), (7, 60010), (10, 42007), (14, 30005), (17, 24710), (34, 12355), (35, 12002), (70, 6001), (85, 4942), (119, 3530), (170, 2471), (238, 1765), (353, 1190), (595, 706)]