47399680

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1949}}^1$

素因数の和:1989

約数の個数: 72

約数和(自身を含む): 119574000

約数和(自身を除く): 72174320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 1949, 2432, 3040, 3898, 4864, 6080, 7796, 9745, 12160, 15592, 19490, 24320, 31184, 37031, 38980, 62368, 74062, 77960, 124736, 148124, 155920, 185155, 249472, 296248, 311840, 370310, 498944, 592496, 623680, 740620, 1184992, 1247360, 1481240, 2369984, 2494720, 2962480, 4739968, 5924960, 9479936, 11849920, 23699840, 47399680]

約数ペア:

[(1, 47399680), (2, 23699840), (4, 11849920), (5, 9479936), (8, 5924960), (10, 4739968), (16, 2962480), (19, 2494720), (20, 2369984), (32, 1481240), (38, 1247360), (40, 1184992), (64, 740620), (76, 623680), (80, 592496), (95, 498944), (128, 370310), (152, 311840), (160, 296248), (190, 249472), (256, 185155), (304, 155920), (320, 148124), (380, 124736), (608, 77960), (640, 74062), (760, 62368), (1216, 38980), (1280, 37031), (1520, 31184), (1949, 24320), (2432, 19490), (3040, 15592), (3898, 12160), (4864, 9745), (6080, 7796)]