28888560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{40123}}^1$

素因数の和:40142

約数の個数: 60

約数和(自身を含む): 97019832

約数和(自身を除く): 68131272

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 40123, 80246, 120369, 160492, 200615, 240738, 320984, 361107, 401230, 481476, 601845, 641968, 722214, 802460, 962952, 1203690, 1444428, 1604920, 1805535, 1925904, 2407380, 2888856, 3209840, 3611070, 4814760, 5777712, 7222140, 9629520, 14444280, 28888560]

約数ペア:

[(1, 28888560), (2, 14444280), (3, 9629520), (4, 7222140), (5, 5777712), (6, 4814760), (8, 3611070), (9, 3209840), (10, 2888856), (12, 2407380), (15, 1925904), (16, 1805535), (18, 1604920), (20, 1444428), (24, 1203690), (30, 962952), (36, 802460), (40, 722214), (45, 641968), (48, 601845), (60, 481476), (72, 401230), (80, 361107), (90, 320984), (120, 240738), (144, 200615), (180, 160492), (240, 120369), (360, 80246), (720, 40123)]