19601040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81671}}^1$

素因数の和:81687

約数の個数: 40

約数和(自身を含む): 60763968

約数和(自身を除く): 41162928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81671, 163342, 245013, 326684, 408355, 490026, 653368, 816710, 980052, 1225065, 1306736, 1633420, 1960104, 2450130, 3266840, 3920208, 4900260, 6533680, 9800520, 19601040]

約数ペア:

[(1, 19601040), (2, 9800520), (3, 6533680), (4, 4900260), (5, 3920208), (6, 3266840), (8, 2450130), (10, 1960104), (12, 1633420), (15, 1306736), (16, 1225065), (20, 980052), (24, 816710), (30, 653368), (40, 490026), (48, 408355), (60, 326684), (80, 245013), (120, 163342), (240, 81671)]