2080238720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{4787}}^1$

素因数の和:4910

約数の個数: 128

約数和(自身を含む): 5743301760

約数和(自身を除く): 3663063040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 97, 112, 128, 140, 160, 194, 224, 280, 320, 388, 448, 485, 560, 640, 679, 776, 896, 970, 1120, 1358, 1552, 1940, 2240, 2716, 3104, 3395, 3880, 4480, 4787, 5432, 6208, 6790, 7760, 9574, 10864, 12416, 13580, 15520, 19148, 21728, 23935, 27160, 31040, 33509, 38296, 43456, 47870, 54320, 62080, 67018, 76592, 86912, 95740, 108640, 134036, 153184, 167545, 191480, 217280, 268072, 306368, 335090, 382960, 434560, 464339, 536144, 612736, 670180, 765920, 928678, 1072288, 1340360, 1531840, 1857356, 2144576, 2321695, 2680720, 3063680, 3250373, 3714712, 4289152, 4643390, 5361440, 6500746, 7429424, 9286780, 10722880, 13001492, 14858848, 16251865, 18573560, 21445760, 26002984, 29717696, 32503730, 37147120, 52005968, 59435392, 65007460, 74294240, 104011936, 130014920, 148588480, 208023872, 260029840, 297176960, 416047744, 520059680, 1040119360, 2080238720]

約数ペア:

[(1, 2080238720), (2, 1040119360), (4, 520059680), (5, 416047744), (7, 297176960), (8, 260029840), (10, 208023872), (14, 148588480), (16, 130014920), (20, 104011936), (28, 74294240), (32, 65007460), (35, 59435392), (40, 52005968), (56, 37147120), (64, 32503730), (70, 29717696), (80, 26002984), (97, 21445760), (112, 18573560), (128, 16251865), (140, 14858848), (160, 13001492), (194, 10722880), (224, 9286780), (280, 7429424), (320, 6500746), (388, 5361440), (448, 4643390), (485, 4289152), (560, 3714712), (640, 3250373), (679, 3063680), (776, 2680720), (896, 2321695), (970, 2144576), (1120, 1857356), (1358, 1531840), (1552, 1340360), (1940, 1072288), (2240, 928678), (2716, 765920), (3104, 670180), (3395, 612736), (3880, 536144), (4480, 464339), (4787, 434560), (5432, 382960), (6208, 335090), (6790, 306368), (7760, 268072), (9574, 217280), (10864, 191480), (12416, 167545), (13580, 153184), (15520, 134036), (19148, 108640), (21728, 95740), (23935, 86912), (27160, 76592), (31040, 67018), (33509, 62080), (38296, 54320), (43456, 47870)]