56561480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3917}}^1$

素因数の和:3966

約数の個数: 48

約数和(自身を含む): 134348220

約数和(自身を除く): 77786740

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 3917, 7220, 7834, 14440, 15668, 19585, 31336, 39170, 74423, 78340, 148846, 156680, 297692, 372115, 595384, 744230, 1414037, 1488460, 2828074, 2976920, 5656148, 7070185, 11312296, 14140370, 28280740, 56561480]

約数ペア:

[(1, 56561480), (2, 28280740), (4, 14140370), (5, 11312296), (8, 7070185), (10, 5656148), (19, 2976920), (20, 2828074), (38, 1488460), (40, 1414037), (76, 744230), (95, 595384), (152, 372115), (190, 297692), (361, 156680), (380, 148846), (722, 78340), (760, 74423), (1444, 39170), (1805, 31336), (2888, 19585), (3610, 15668), (3917, 14440), (7220, 7834)]