55916340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21673}}^1$

素因数の和:21728

約数の個数: 48

約数和(自身を含む): 160214208

約数和(自身を除く): 104297868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 21673, 43346, 65019, 86692, 108365, 130038, 216730, 260076, 325095, 433460, 650190, 931939, 1300380, 1863878, 2795817, 3727756, 4659695, 5591634, 9319390, 11183268, 13979085, 18638780, 27958170, 55916340]

約数ペア:

[(1, 55916340), (2, 27958170), (3, 18638780), (4, 13979085), (5, 11183268), (6, 9319390), (10, 5591634), (12, 4659695), (15, 3727756), (20, 2795817), (30, 1863878), (43, 1300380), (60, 931939), (86, 650190), (129, 433460), (172, 325095), (215, 260076), (258, 216730), (430, 130038), (516, 108365), (645, 86692), (860, 65019), (1290, 43346), (2580, 21673)]