19686720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{20507}}^1$

素因数の和:20527

約数の個数: 56

約数和(自身を含む): 62508384

約数和(自身を除く): 42821664

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 20507, 41014, 61521, 82028, 102535, 123042, 164056, 205070, 246084, 307605, 328112, 410140, 492168, 615210, 656224, 820280, 984336, 1230420, 1312448, 1640560, 1968672, 2460840, 3281120, 3937344, 4921680, 6562240, 9843360, 19686720]

約数ペア:

[(1, 19686720), (2, 9843360), (3, 6562240), (4, 4921680), (5, 3937344), (6, 3281120), (8, 2460840), (10, 1968672), (12, 1640560), (15, 1312448), (16, 1230420), (20, 984336), (24, 820280), (30, 656224), (32, 615210), (40, 492168), (48, 410140), (60, 328112), (64, 307605), (80, 246084), (96, 205070), (120, 164056), (160, 123042), (192, 102535), (240, 82028), (320, 61521), (480, 41014), (960, 20507)]