47640720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{198503}}^1$

素因数の和:198519

約数の個数: 40

約数和(自身を含む): 147686976

約数和(自身を除く): 100046256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 198503, 397006, 595509, 794012, 992515, 1191018, 1588024, 1985030, 2382036, 2977545, 3176048, 3970060, 4764072, 5955090, 7940120, 9528144, 11910180, 15880240, 23820360, 47640720]

約数ペア:

[(1, 47640720), (2, 23820360), (3, 15880240), (4, 11910180), (5, 9528144), (6, 7940120), (8, 5955090), (10, 4764072), (12, 3970060), (15, 3176048), (16, 2977545), (20, 2382036), (24, 1985030), (30, 1588024), (40, 1191018), (48, 992515), (60, 794012), (80, 595509), (120, 397006), (240, 198503)]