39205120

素因数分解:

$2^8\times 5^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 95107320

約数和(自身を除く): 55902200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 256, 281, 320, 436, 545, 562, 640, 872, 1090, 1124, 1280, 1405, 1744, 2180, 2248, 2810, 3488, 4360, 4496, 5620, 6976, 8720, 8992, 11240, 13952, 17440, 17984, 22480, 27904, 30629, 34880, 35968, 44960, 61258, 69760, 71936, 89920, 122516, 139520, 153145, 179840, 245032, 306290, 359680, 490064, 612580, 980128, 1225160, 1960256, 2450320, 3920512, 4900640, 7841024, 9801280, 19602560, 39205120]

約数ペア:

[(1, 39205120), (2, 19602560), (4, 9801280), (5, 7841024), (8, 4900640), (10, 3920512), (16, 2450320), (20, 1960256), (32, 1225160), (40, 980128), (64, 612580), (80, 490064), (109, 359680), (128, 306290), (160, 245032), (218, 179840), (256, 153145), (281, 139520), (320, 122516), (436, 89920), (545, 71936), (562, 69760), (640, 61258), (872, 44960), (1090, 35968), (1124, 34880), (1280, 30629), (1405, 27904), (1744, 22480), (2180, 17984), (2248, 17440), (2810, 13952), (3488, 11240), (4360, 8992), (4496, 8720), (5620, 6976)]