20543280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{85597}}^1$

素因数の和:85613

約数の個数: 40

約数和(自身を含む): 63684912

約数和(自身を除く): 43141632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 85597, 171194, 256791, 342388, 427985, 513582, 684776, 855970, 1027164, 1283955, 1369552, 1711940, 2054328, 2567910, 3423880, 4108656, 5135820, 6847760, 10271640, 20543280]

約数ペア:

[(1, 20543280), (2, 10271640), (3, 6847760), (4, 5135820), (5, 4108656), (6, 3423880), (8, 2567910), (10, 2054328), (12, 1711940), (15, 1369552), (16, 1283955), (20, 1027164), (24, 855970), (30, 684776), (40, 513582), (48, 427985), (60, 342388), (80, 256791), (120, 171194), (240, 85597)]