29740240

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{4177}}^1$

素因数の和:4279

約数の個数: 40

約数和(自身を含む): 69939720

約数和(自身を除く): 40199480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 356, 445, 712, 890, 1424, 1780, 3560, 4177, 7120, 8354, 16708, 20885, 33416, 41770, 66832, 83540, 167080, 334160, 371753, 743506, 1487012, 1858765, 2974024, 3717530, 5948048, 7435060, 14870120, 29740240]

約数ペア:

[(1, 29740240), (2, 14870120), (4, 7435060), (5, 5948048), (8, 3717530), (10, 2974024), (16, 1858765), (20, 1487012), (40, 743506), (80, 371753), (89, 334160), (178, 167080), (356, 83540), (445, 66832), (712, 41770), (890, 33416), (1424, 20885), (1780, 16708), (3560, 8354), (4177, 7120)]