19930080

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41521}}^1$

素因数の和:41539

約数の個数: 48

約数和(自身を含む): 62781264

約数和(自身を除く): 42851184

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, 41521, 83042, 124563, 166084, 207605, 249126, 332168, 415210, 498252, 622815, 664336, 830420, 996504, 1245630, 1328672, 1660840, 1993008, 2491260, 3321680, 3986016, 4982520, 6643360, 9965040, 19930080]

約数ペア:

[(1, 19930080), (2, 9965040), (3, 6643360), (4, 4982520), (5, 3986016), (6, 3321680), (8, 2491260), (10, 1993008), (12, 1660840), (15, 1328672), (16, 1245630), (20, 996504), (24, 830420), (30, 664336), (32, 622815), (40, 498252), (48, 415210), (60, 332168), (80, 249126), (96, 207605), (120, 166084), (160, 124563), (240, 83042), (480, 41521)]