19866720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41389}}^1$

素因数の和:41407

約数の個数: 48

約数和(自身を含む): 62581680

約数和(自身を除く): 42714960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 41389, 82778, 124167, 165556, 206945, 248334, 331112, 413890, 496668, 620835, 662224, 827780, 993336, 1241670, 1324448, 1655560, 1986672, 2483340, 3311120, 3973344, 4966680, 6622240, 9933360, 19866720]

約数ペア:

[(1, 19866720), (2, 9933360), (3, 6622240), (4, 4966680), (5, 3973344), (6, 3311120), (8, 2483340), (10, 1986672), (12, 1655560), (15, 1324448), (16, 1241670), (20, 993336), (24, 827780), (30, 662224), (32, 620835), (40, 496668), (48, 413890), (60, 331112), (80, 248334), (96, 206945), (120, 165556), (160, 124167), (240, 82778), (480, 41389)]