8998980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6556

約数の個数: 48

約数和(自身を含む): 26296704

約数和(自身を除く): 17297724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 6521, 13042, 19563, 26084, 32605, 39126, 65210, 78252, 97815, 130420, 149983, 195630, 299966, 391260, 449949, 599932, 749915, 899898, 1499830, 1799796, 2249745, 2999660, 4499490, 8998980]

約数ペア:

[(1, 8998980), (2, 4499490), (3, 2999660), (4, 2249745), (5, 1799796), (6, 1499830), (10, 899898), (12, 749915), (15, 599932), (20, 449949), (23, 391260), (30, 299966), (46, 195630), (60, 149983), (69, 130420), (92, 97815), (115, 78252), (138, 65210), (230, 39126), (276, 32605), (345, 26084), (460, 19563), (690, 13042), (1380, 6521)]