42940480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1109}}^1$

素因数の和:1148

約数の個数: 84

約数和(自身を含む): 112494060

約数和(自身を除く): 69553580

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 704, 880, 968, 1109, 1210, 1760, 1936, 2218, 2420, 3520, 3872, 4436, 4840, 5545, 7744, 8872, 9680, 11090, 12199, 17744, 19360, 22180, 24398, 35488, 38720, 44360, 48796, 60995, 70976, 88720, 97592, 121990, 134189, 177440, 195184, 243980, 268378, 354880, 390368, 487960, 536756, 670945, 780736, 975920, 1073512, 1341890, 1951840, 2147024, 2683780, 3903680, 4294048, 5367560, 8588096, 10735120, 21470240, 42940480]

約数ペア:

[(1, 42940480), (2, 21470240), (4, 10735120), (5, 8588096), (8, 5367560), (10, 4294048), (11, 3903680), (16, 2683780), (20, 2147024), (22, 1951840), (32, 1341890), (40, 1073512), (44, 975920), (55, 780736), (64, 670945), (80, 536756), (88, 487960), (110, 390368), (121, 354880), (160, 268378), (176, 243980), (220, 195184), (242, 177440), (320, 134189), (352, 121990), (440, 97592), (484, 88720), (605, 70976), (704, 60995), (880, 48796), (968, 44360), (1109, 38720), (1210, 35488), (1760, 24398), (1936, 22180), (2218, 19360), (2420, 17744), (3520, 12199), (3872, 11090), (4436, 9680), (4840, 8872), (5545, 7744)]