738860060

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{4357}}^1$

素因数の和:4566

約数の個数: 48

約数和(自身を含む): 1588752480

約数和(自身を除く): 849892420

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 139, 244, 278, 305, 556, 610, 695, 1220, 1390, 2780, 4357, 8479, 8714, 16958, 17428, 21785, 33916, 42395, 43570, 84790, 87140, 169580, 265777, 531554, 605623, 1063108, 1211246, 1328885, 2422492, 2657770, 3028115, 5315540, 6056230, 12112460, 36943003, 73886006, 147772012, 184715015, 369430030, 738860060]

約数ペア:

[(1, 738860060), (2, 369430030), (4, 184715015), (5, 147772012), (10, 73886006), (20, 36943003), (61, 12112460), (122, 6056230), (139, 5315540), (244, 3028115), (278, 2657770), (305, 2422492), (556, 1328885), (610, 1211246), (695, 1063108), (1220, 605623), (1390, 531554), (2780, 265777), (4357, 169580), (8479, 87140), (8714, 84790), (16958, 43570), (17428, 42395), (21785, 33916)]