39530240

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:457

約数の個数: 72

約数和(自身を含む): 96027120

約数和(自身を除く): 56496880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 347, 356, 445, 640, 694, 712, 890, 1280, 1388, 1424, 1735, 1780, 2776, 2848, 3470, 3560, 5552, 5696, 6940, 7120, 11104, 11392, 13880, 14240, 22208, 22784, 27760, 28480, 30883, 44416, 55520, 56960, 61766, 88832, 111040, 113920, 123532, 154415, 222080, 247064, 308830, 444160, 494128, 617660, 988256, 1235320, 1976512, 2470640, 3953024, 4941280, 7906048, 9882560, 19765120, 39530240]

約数ペア:

[(1, 39530240), (2, 19765120), (4, 9882560), (5, 7906048), (8, 4941280), (10, 3953024), (16, 2470640), (20, 1976512), (32, 1235320), (40, 988256), (64, 617660), (80, 494128), (89, 444160), (128, 308830), (160, 247064), (178, 222080), (256, 154415), (320, 123532), (347, 113920), (356, 111040), (445, 88832), (640, 61766), (694, 56960), (712, 55520), (890, 44416), (1280, 30883), (1388, 28480), (1424, 27760), (1735, 22784), (1780, 22208), (2776, 14240), (2848, 13880), (3470, 11392), (3560, 11104), (5552, 7120), (5696, 6940)]