1565367040

素因数分解:

$2^8\times 5^1\times {\mathrm{1222943}}^1$

素因数の和:1222964

約数の個数: 36

約数和(自身を含む): 3749546304

約数和(自身を除く): 2184179264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 1222943, 2445886, 4891772, 6114715, 9783544, 12229430, 19567088, 24458860, 39134176, 48917720, 78268352, 97835440, 156536704, 195670880, 313073408, 391341760, 782683520, 1565367040]

約数ペア:

[(1, 1565367040), (2, 782683520), (4, 391341760), (5, 313073408), (8, 195670880), (10, 156536704), (16, 97835440), (20, 78268352), (32, 48917720), (40, 39134176), (64, 24458860), (80, 19567088), (128, 12229430), (160, 9783544), (256, 6114715), (320, 4891772), (640, 2445886), (1280, 1222943)]