20043780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1931}}^1$

素因数の和:2116

約数の個数: 48

約数和(自身を含む): 56476224

約数和(自身を除く): 36432444

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 173, 346, 519, 692, 865, 1038, 1730, 1931, 2076, 2595, 3460, 3862, 5190, 5793, 7724, 9655, 10380, 11586, 19310, 23172, 28965, 38620, 57930, 115860, 334063, 668126, 1002189, 1336252, 1670315, 2004378, 3340630, 4008756, 5010945, 6681260, 10021890, 20043780]

約数ペア:

[(1, 20043780), (2, 10021890), (3, 6681260), (4, 5010945), (5, 4008756), (6, 3340630), (10, 2004378), (12, 1670315), (15, 1336252), (20, 1002189), (30, 668126), (60, 334063), (173, 115860), (346, 57930), (519, 38620), (692, 28965), (865, 23172), (1038, 19310), (1730, 11586), (1931, 10380), (2076, 9655), (2595, 7724), (3460, 5793), (3862, 5190)]