11956641280

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{274739}}^1$

素因数の和:274779

約数の個数: 80

約数和(自身を含む): 30354374160

約数和(自身を除く): 18397732880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 4352, 5440, 8704, 10880, 21760, 43520, 274739, 549478, 1098956, 1373695, 2197912, 2747390, 4395824, 4670563, 5494780, 8791648, 9341126, 10989560, 17583296, 18682252, 21979120, 23352815, 35166592, 37364504, 43958240, 46705630, 70333184, 74729008, 87916480, 93411260, 140666368, 149458016, 175832960, 186822520, 298916032, 351665920, 373645040, 597832064, 703331840, 747290080, 1195664128, 1494580160, 2391328256, 2989160320, 5978320640, 11956641280]

約数ペア:

[(1, 11956641280), (2, 5978320640), (4, 2989160320), (5, 2391328256), (8, 1494580160), (10, 1195664128), (16, 747290080), (17, 703331840), (20, 597832064), (32, 373645040), (34, 351665920), (40, 298916032), (64, 186822520), (68, 175832960), (80, 149458016), (85, 140666368), (128, 93411260), (136, 87916480), (160, 74729008), (170, 70333184), (256, 46705630), (272, 43958240), (320, 37364504), (340, 35166592), (512, 23352815), (544, 21979120), (640, 18682252), (680, 17583296), (1088, 10989560), (1280, 9341126), (1360, 8791648), (2176, 5494780), (2560, 4670563), (2720, 4395824), (4352, 2747390), (5440, 2197912), (8704, 1373695), (10880, 1098956), (21760, 549478), (43520, 274739)]