39919600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 120

約数和(自身を含む): 112091040

約数和(自身を除く): 72171440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 53, 56, 70, 80, 100, 106, 112, 140, 175, 200, 212, 265, 269, 280, 350, 371, 400, 424, 530, 538, 560, 700, 742, 848, 1060, 1076, 1325, 1345, 1400, 1484, 1855, 1883, 2120, 2152, 2650, 2690, 2800, 2968, 3710, 3766, 4240, 4304, 5300, 5380, 5936, 6725, 7420, 7532, 9275, 9415, 10600, 10760, 13450, 14257, 14840, 15064, 18550, 18830, 21200, 21520, 26900, 28514, 29680, 30128, 37100, 37660, 47075, 53800, 57028, 71285, 74200, 75320, 94150, 99799, 107600, 114056, 142570, 148400, 150640, 188300, 199598, 228112, 285140, 356425, 376600, 399196, 498995, 570280, 712850, 753200, 798392, 997990, 1140560, 1425700, 1596784, 1995980, 2494975, 2851400, 3991960, 4989950, 5702800, 7983920, 9979900, 19959800, 39919600]

約数ペア:

[(1, 39919600), (2, 19959800), (4, 9979900), (5, 7983920), (7, 5702800), (8, 4989950), (10, 3991960), (14, 2851400), (16, 2494975), (20, 1995980), (25, 1596784), (28, 1425700), (35, 1140560), (40, 997990), (50, 798392), (53, 753200), (56, 712850), (70, 570280), (80, 498995), (100, 399196), (106, 376600), (112, 356425), (140, 285140), (175, 228112), (200, 199598), (212, 188300), (265, 150640), (269, 148400), (280, 142570), (350, 114056), (371, 107600), (400, 99799), (424, 94150), (530, 75320), (538, 74200), (560, 71285), (700, 57028), (742, 53800), (848, 47075), (1060, 37660), (1076, 37100), (1325, 30128), (1345, 29680), (1400, 28514), (1484, 26900), (1855, 21520), (1883, 21200), (2120, 18830), (2152, 18550), (2650, 15064), (2690, 14840), (2800, 14257), (2968, 13450), (3710, 10760), (3766, 10600), (4240, 9415), (4304, 9275), (5300, 7532), (5380, 7420), (5936, 6725)]