12813280

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 30862944

約数和(自身を除く): 18049664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1511, 1696, 2120, 3022, 4240, 6044, 7555, 8480, 12088, 15110, 24176, 30220, 48352, 60440, 80083, 120880, 160166, 241760, 320332, 400415, 640664, 800830, 1281328, 1601660, 2562656, 3203320, 6406640, 12813280]

約数ペア:

[(1, 12813280), (2, 6406640), (4, 3203320), (5, 2562656), (8, 1601660), (10, 1281328), (16, 800830), (20, 640664), (32, 400415), (40, 320332), (53, 241760), (80, 160166), (106, 120880), (160, 80083), (212, 60440), (265, 48352), (424, 30220), (530, 24176), (848, 15110), (1060, 12088), (1511, 8480), (1696, 7555), (2120, 6044), (3022, 4240)]