18299680

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16339}}^1$

素因数の和:16361

約数の個数: 48

約数和(自身を含む): 49412160

約数和(自身を除く): 31112480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16339, 32678, 65356, 81695, 114373, 130712, 163390, 228746, 261424, 326780, 457492, 522848, 571865, 653560, 914984, 1143730, 1307120, 1829968, 2287460, 2614240, 3659936, 4574920, 9149840, 18299680]

約数ペア:

[(1, 18299680), (2, 9149840), (4, 4574920), (5, 3659936), (7, 2614240), (8, 2287460), (10, 1829968), (14, 1307120), (16, 1143730), (20, 914984), (28, 653560), (32, 571865), (35, 522848), (40, 457492), (56, 326780), (70, 261424), (80, 228746), (112, 163390), (140, 130712), (160, 114373), (224, 81695), (280, 65356), (560, 32678), (1120, 16339)]