28972510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3259}}^1$

素因数の和:3400

約数の個数: 32

約数和(自身を含む): 60088320

約数和(自身を除く): 31115810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 3259, 4445, 6518, 8890, 16295, 22813, 32590, 45626, 114065, 228130, 413893, 827786, 2069465, 2897251, 4138930, 5794502, 14486255, 28972510]

約数ペア:

[(1, 28972510), (2, 14486255), (5, 5794502), (7, 4138930), (10, 2897251), (14, 2069465), (35, 827786), (70, 413893), (127, 228130), (254, 114065), (635, 45626), (889, 32590), (1270, 22813), (1778, 16295), (3259, 8890), (4445, 6518)]