27328720

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1619}}^1$

素因数の和:1843

約数の個数: 40

約数和(自身を含む): 63879840

約数和(自身を除く): 36551120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1619, 1688, 2110, 3238, 3376, 4220, 6476, 8095, 8440, 12952, 16190, 16880, 25904, 32380, 64760, 129520, 341609, 683218, 1366436, 1708045, 2732872, 3416090, 5465744, 6832180, 13664360, 27328720]

約数ペア:

[(1, 27328720), (2, 13664360), (4, 6832180), (5, 5465744), (8, 3416090), (10, 2732872), (16, 1708045), (20, 1366436), (40, 683218), (80, 341609), (211, 129520), (422, 64760), (844, 32380), (1055, 25904), (1619, 16880), (1688, 16190), (2110, 12952), (3238, 8440), (3376, 8095), (4220, 6476)]