56404720

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^2\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 60

約数和(自身を含む): 134194536

約数和(自身を除く): 77789816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 251, 265, 424, 502, 530, 848, 1004, 1060, 1255, 2008, 2120, 2510, 2809, 4016, 4240, 5020, 5618, 10040, 11236, 13303, 14045, 20080, 22472, 26606, 28090, 44944, 53212, 56180, 66515, 106424, 112360, 133030, 212848, 224720, 266060, 532120, 705059, 1064240, 1410118, 2820236, 3525295, 5640472, 7050590, 11280944, 14101180, 28202360, 56404720]

約数ペア:

[(1, 56404720), (2, 28202360), (4, 14101180), (5, 11280944), (8, 7050590), (10, 5640472), (16, 3525295), (20, 2820236), (40, 1410118), (53, 1064240), (80, 705059), (106, 532120), (212, 266060), (251, 224720), (265, 212848), (424, 133030), (502, 112360), (530, 106424), (848, 66515), (1004, 56180), (1060, 53212), (1255, 44944), (2008, 28090), (2120, 26606), (2510, 22472), (2809, 20080), (4016, 14045), (4240, 13303), (5020, 11236), (5618, 10040)]