7861120

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 19167840

約数和(自身を除く): 11306720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 173, 284, 320, 346, 355, 568, 640, 692, 710, 865, 1136, 1384, 1420, 1730, 2272, 2768, 2840, 3460, 4544, 5536, 5680, 6920, 9088, 11072, 11360, 12283, 13840, 22144, 22720, 24566, 27680, 45440, 49132, 55360, 61415, 98264, 110720, 122830, 196528, 245660, 393056, 491320, 786112, 982640, 1572224, 1965280, 3930560, 7861120]

約数ペア:

[(1, 7861120), (2, 3930560), (4, 1965280), (5, 1572224), (8, 982640), (10, 786112), (16, 491320), (20, 393056), (32, 245660), (40, 196528), (64, 122830), (71, 110720), (80, 98264), (128, 61415), (142, 55360), (160, 49132), (173, 45440), (284, 27680), (320, 24566), (346, 22720), (355, 22144), (568, 13840), (640, 12283), (692, 11360), (710, 11072), (865, 9088), (1136, 6920), (1384, 5680), (1420, 5536), (1730, 4544), (2272, 3460), (2768, 2840)]