12150280

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3413}}^1$

素因数の和:3513

約数の個数: 32

約数和(自身を含む): 27653400

約数和(自身を除く): 15503120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3413, 3560, 6826, 13652, 17065, 27304, 34130, 68260, 136520, 303757, 607514, 1215028, 1518785, 2430056, 3037570, 6075140, 12150280]

約数ペア:

[(1, 12150280), (2, 6075140), (4, 3037570), (5, 2430056), (8, 1518785), (10, 1215028), (20, 607514), (40, 303757), (89, 136520), (178, 68260), (356, 34130), (445, 27304), (712, 17065), (890, 13652), (1780, 6826), (3413, 3560)]