28937460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{5419}}^1$

素因数の和:5520

約数の個数: 48

約数和(自身を含む): 81950400

約数和(自身を除く): 53012940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 5419, 10838, 16257, 21676, 27095, 32514, 54190, 65028, 81285, 108380, 162570, 325140, 482291, 964582, 1446873, 1929164, 2411455, 2893746, 4822910, 5787492, 7234365, 9645820, 14468730, 28937460]

約数ペア:

[(1, 28937460), (2, 14468730), (3, 9645820), (4, 7234365), (5, 5787492), (6, 4822910), (10, 2893746), (12, 2411455), (15, 1929164), (20, 1446873), (30, 964582), (60, 482291), (89, 325140), (178, 162570), (267, 108380), (356, 81285), (445, 65028), (534, 54190), (890, 32514), (1068, 27095), (1335, 21676), (1780, 16257), (2670, 10838), (5340, 5419)]