28679360

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 112

約数和(自身を含む): 74066400

約数和(自身を除く): 45387040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 89, 95, 106, 152, 160, 178, 190, 212, 265, 304, 320, 356, 380, 424, 445, 530, 608, 712, 760, 848, 890, 1007, 1060, 1216, 1424, 1520, 1691, 1696, 1780, 2014, 2120, 2848, 3040, 3382, 3392, 3560, 4028, 4240, 4717, 5035, 5696, 6080, 6764, 7120, 8056, 8455, 8480, 9434, 10070, 13528, 14240, 16112, 16910, 16960, 18868, 20140, 23585, 27056, 28480, 32224, 33820, 37736, 40280, 47170, 54112, 64448, 67640, 75472, 80560, 89623, 94340, 108224, 135280, 150944, 161120, 179246, 188680, 270560, 301888, 322240, 358492, 377360, 448115, 541120, 716984, 754720, 896230, 1433968, 1509440, 1792460, 2867936, 3584920, 5735872, 7169840, 14339680, 28679360]

約数ペア:

[(1, 28679360), (2, 14339680), (4, 7169840), (5, 5735872), (8, 3584920), (10, 2867936), (16, 1792460), (19, 1509440), (20, 1433968), (32, 896230), (38, 754720), (40, 716984), (53, 541120), (64, 448115), (76, 377360), (80, 358492), (89, 322240), (95, 301888), (106, 270560), (152, 188680), (160, 179246), (178, 161120), (190, 150944), (212, 135280), (265, 108224), (304, 94340), (320, 89623), (356, 80560), (380, 75472), (424, 67640), (445, 64448), (530, 54112), (608, 47170), (712, 40280), (760, 37736), (848, 33820), (890, 32224), (1007, 28480), (1060, 27056), (1216, 23585), (1424, 20140), (1520, 18868), (1691, 16960), (1696, 16910), (1780, 16112), (2014, 14240), (2120, 13528), (2848, 10070), (3040, 9434), (3382, 8480), (3392, 8455), (3560, 8056), (4028, 7120), (4240, 6764), (4717, 6080), (5035, 5696)]