39769280

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 103388160

約数和(自身を除く): 63618880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 124, 152, 155, 160, 190, 211, 248, 304, 310, 320, 380, 422, 496, 589, 608, 620, 760, 844, 992, 1055, 1178, 1216, 1240, 1520, 1688, 1984, 2110, 2356, 2480, 2945, 3040, 3376, 4009, 4220, 4712, 4960, 5890, 6080, 6541, 6752, 8018, 8440, 9424, 9920, 11780, 13082, 13504, 16036, 16880, 18848, 20045, 23560, 26164, 32072, 32705, 33760, 37696, 40090, 47120, 52328, 64144, 65410, 67520, 80180, 94240, 104656, 124279, 128288, 130820, 160360, 188480, 209312, 248558, 256576, 261640, 320720, 418624, 497116, 523280, 621395, 641440, 994232, 1046560, 1242790, 1282880, 1988464, 2093120, 2485580, 3976928, 4971160, 7953856, 9942320, 19884640, 39769280]

約数ペア:

[(1, 39769280), (2, 19884640), (4, 9942320), (5, 7953856), (8, 4971160), (10, 3976928), (16, 2485580), (19, 2093120), (20, 1988464), (31, 1282880), (32, 1242790), (38, 1046560), (40, 994232), (62, 641440), (64, 621395), (76, 523280), (80, 497116), (95, 418624), (124, 320720), (152, 261640), (155, 256576), (160, 248558), (190, 209312), (211, 188480), (248, 160360), (304, 130820), (310, 128288), (320, 124279), (380, 104656), (422, 94240), (496, 80180), (589, 67520), (608, 65410), (620, 64144), (760, 52328), (844, 47120), (992, 40090), (1055, 37696), (1178, 33760), (1216, 32705), (1240, 32072), (1520, 26164), (1688, 23560), (1984, 20045), (2110, 18848), (2356, 16880), (2480, 16036), (2945, 13504), (3040, 13082), (3376, 11780), (4009, 9920), (4220, 9424), (4712, 8440), (4960, 8018), (5890, 6752), (6080, 6541)]