3905781760

素因数分解:

$2^{15}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:835

約数の個数: 128

約数和(自身を含む): 9688694400

約数和(自身を除く): 5782912640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 769, 992, 1024, 1240, 1280, 1538, 1984, 2048, 2480, 2560, 3076, 3845, 3968, 4096, 4960, 5120, 6152, 7690, 7936, 8192, 9920, 10240, 12304, 15380, 15872, 16384, 19840, 20480, 23839, 24608, 30760, 31744, 32768, 39680, 40960, 47678, 49216, 61520, 63488, 79360, 81920, 95356, 98432, 119195, 123040, 126976, 158720, 163840, 190712, 196864, 238390, 246080, 253952, 317440, 381424, 393728, 476780, 492160, 507904, 634880, 762848, 787456, 953560, 984320, 1015808, 1269760, 1525696, 1574912, 1907120, 1968640, 2539520, 3051392, 3149824, 3814240, 3937280, 5079040, 6102784, 6299648, 7628480, 7874560, 12205568, 12599296, 15256960, 15749120, 24411136, 25198592, 30513920, 31498240, 48822272, 61027840, 62996480, 97644544, 122055680, 125992960, 195289088, 244111360, 390578176, 488222720, 781156352, 976445440, 1952890880, 3905781760]

約数ペア:

[(1, 3905781760), (2, 1952890880), (4, 976445440), (5, 781156352), (8, 488222720), (10, 390578176), (16, 244111360), (20, 195289088), (31, 125992960), (32, 122055680), (40, 97644544), (62, 62996480), (64, 61027840), (80, 48822272), (124, 31498240), (128, 30513920), (155, 25198592), (160, 24411136), (248, 15749120), (256, 15256960), (310, 12599296), (320, 12205568), (496, 7874560), (512, 7628480), (620, 6299648), (640, 6102784), (769, 5079040), (992, 3937280), (1024, 3814240), (1240, 3149824), (1280, 3051392), (1538, 2539520), (1984, 1968640), (2048, 1907120), (2480, 1574912), (2560, 1525696), (3076, 1269760), (3845, 1015808), (3968, 984320), (4096, 953560), (4960, 787456), (5120, 762848), (6152, 634880), (7690, 507904), (7936, 492160), (8192, 476780), (9920, 393728), (10240, 381424), (12304, 317440), (15380, 253952), (15872, 246080), (16384, 238390), (19840, 196864), (20480, 190712), (23839, 163840), (24608, 158720), (30760, 126976), (31744, 123040), (32768, 119195), (39680, 98432), (40960, 95356), (47678, 81920), (49216, 79360), (61520, 63488)]