1986519040

素因数分解:

$2^{13}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4409}}^1$

素因数の和:4451

約数の個数: 112

約数和(自身を含む): 5201930160

約数和(自身を除く): 3215411120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1024, 1280, 1408, 1760, 2048, 2560, 2816, 3520, 4096, 4409, 5120, 5632, 7040, 8192, 8818, 10240, 11264, 14080, 17636, 20480, 22045, 22528, 28160, 35272, 40960, 44090, 45056, 48499, 56320, 70544, 88180, 90112, 96998, 112640, 141088, 176360, 193996, 225280, 242495, 282176, 352720, 387992, 450560, 484990, 564352, 705440, 775984, 969980, 1128704, 1410880, 1551968, 1939960, 2257408, 2821760, 3103936, 3879920, 4514816, 5643520, 6207872, 7759840, 9029632, 11287040, 12415744, 15519680, 18059264, 22574080, 24831488, 31039360, 36118528, 45148160, 49662976, 62078720, 90296320, 99325952, 124157440, 180592640, 198651904, 248314880, 397303808, 496629760, 993259520, 1986519040]

約数ペア:

[(1, 1986519040), (2, 993259520), (4, 496629760), (5, 397303808), (8, 248314880), (10, 198651904), (11, 180592640), (16, 124157440), (20, 99325952), (22, 90296320), (32, 62078720), (40, 49662976), (44, 45148160), (55, 36118528), (64, 31039360), (80, 24831488), (88, 22574080), (110, 18059264), (128, 15519680), (160, 12415744), (176, 11287040), (220, 9029632), (256, 7759840), (320, 6207872), (352, 5643520), (440, 4514816), (512, 3879920), (640, 3103936), (704, 2821760), (880, 2257408), (1024, 1939960), (1280, 1551968), (1408, 1410880), (1760, 1128704), (2048, 969980), (2560, 775984), (2816, 705440), (3520, 564352), (4096, 484990), (4409, 450560), (5120, 387992), (5632, 352720), (7040, 282176), (8192, 242495), (8818, 225280), (10240, 193996), (11264, 176360), (14080, 141088), (17636, 112640), (20480, 96998), (22045, 90112), (22528, 88180), (28160, 70544), (35272, 56320), (40960, 48499), (44090, 45056)]