5650820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 13698048

約数和(自身を除く): 8047228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 181, 223, 362, 446, 724, 892, 905, 1115, 1267, 1561, 1810, 2230, 2534, 3122, 3620, 4460, 5068, 6244, 6335, 7805, 12670, 15610, 25340, 31220, 40363, 80726, 161452, 201815, 282541, 403630, 565082, 807260, 1130164, 1412705, 2825410, 5650820]

約数ペア:

[(1, 5650820), (2, 2825410), (4, 1412705), (5, 1130164), (7, 807260), (10, 565082), (14, 403630), (20, 282541), (28, 201815), (35, 161452), (70, 80726), (140, 40363), (181, 31220), (223, 25340), (362, 15610), (446, 12670), (724, 7805), (892, 6335), (905, 6244), (1115, 5068), (1267, 4460), (1561, 3620), (1810, 3122), (2230, 2534)]