490485760

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2521}}^1$

素因数の和:2567

約数の個数: 96

約数和(自身を含む): 1239310800

約数和(自身を除く): 748825040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1024, 1216, 1280, 1520, 2048, 2432, 2521, 2560, 3040, 4864, 5042, 5120, 6080, 9728, 10084, 10240, 12160, 12605, 19456, 20168, 24320, 25210, 38912, 40336, 47899, 48640, 50420, 80672, 95798, 97280, 100840, 161344, 191596, 194560, 201680, 239495, 322688, 383192, 403360, 478990, 645376, 766384, 806720, 957980, 1290752, 1532768, 1613440, 1915960, 2581504, 3065536, 3226880, 3831920, 5163008, 6131072, 6453760, 7663840, 12262144, 12907520, 15327680, 24524288, 25815040, 30655360, 49048576, 61310720, 98097152, 122621440, 245242880, 490485760]

約数ペア:

[(1, 490485760), (2, 245242880), (4, 122621440), (5, 98097152), (8, 61310720), (10, 49048576), (16, 30655360), (19, 25815040), (20, 24524288), (32, 15327680), (38, 12907520), (40, 12262144), (64, 7663840), (76, 6453760), (80, 6131072), (95, 5163008), (128, 3831920), (152, 3226880), (160, 3065536), (190, 2581504), (256, 1915960), (304, 1613440), (320, 1532768), (380, 1290752), (512, 957980), (608, 806720), (640, 766384), (760, 645376), (1024, 478990), (1216, 403360), (1280, 383192), (1520, 322688), (2048, 239495), (2432, 201680), (2521, 194560), (2560, 191596), (3040, 161344), (4864, 100840), (5042, 97280), (5120, 95798), (6080, 80672), (9728, 50420), (10084, 48640), (10240, 47899), (12160, 40336), (12605, 38912), (19456, 25210), (20168, 24320)]