49813720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113213}}^1$

素因数の和:113235

約数の個数: 32

約数和(自身を含む): 122271120

約数和(自身を除く): 72457400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 113213, 226426, 452852, 566065, 905704, 1132130, 1245343, 2264260, 2490686, 4528520, 4981372, 6226715, 9962744, 12453430, 24906860, 49813720]

約数ペア:

[(1, 49813720), (2, 24906860), (4, 12453430), (5, 9962744), (8, 6226715), (10, 4981372), (11, 4528520), (20, 2490686), (22, 2264260), (40, 1245343), (44, 1132130), (55, 905704), (88, 566065), (110, 452852), (220, 226426), (440, 113213)]