84547220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{1873}}^1$

素因数の和:1980

約数の個数: 48

約数和(自身を含む): 185436048

約数和(自身を除く): 100888828

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 610, 740, 1220, 1873, 2257, 3746, 4514, 7492, 9028, 9365, 11285, 18730, 22570, 37460, 45140, 69301, 114253, 138602, 228506, 277204, 346505, 457012, 571265, 693010, 1142530, 1386020, 2285060, 4227361, 8454722, 16909444, 21136805, 42273610, 84547220]

約数ペア:

[(1, 84547220), (2, 42273610), (4, 21136805), (5, 16909444), (10, 8454722), (20, 4227361), (37, 2285060), (61, 1386020), (74, 1142530), (122, 693010), (148, 571265), (185, 457012), (244, 346505), (305, 277204), (370, 228506), (610, 138602), (740, 114253), (1220, 69301), (1873, 45140), (2257, 37460), (3746, 22570), (4514, 18730), (7492, 11285), (9028, 9365)]