2144150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 4382160

約数和(自身を除く): 2238010

約数列:

[1, 2, 5, 10, 19, 25, 37, 38, 50, 61, 74, 95, 122, 185, 190, 305, 370, 475, 610, 703, 925, 950, 1159, 1406, 1525, 1850, 2257, 2318, 3050, 3515, 4514, 5795, 7030, 11285, 11590, 17575, 22570, 28975, 35150, 42883, 56425, 57950, 85766, 112850, 214415, 428830, 1072075, 2144150]

約数ペア:

[(1, 2144150), (2, 1072075), (5, 428830), (10, 214415), (19, 112850), (25, 85766), (37, 57950), (38, 56425), (50, 42883), (61, 35150), (74, 28975), (95, 22570), (122, 17575), (185, 11590), (190, 11285), (305, 7030), (370, 5795), (475, 4514), (610, 3515), (703, 3050), (925, 2318), (950, 2257), (1159, 1850), (1406, 1525)]