20294730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3089}}^1$

素因数の和:3175

約数の個数: 48

約数和(自身を含む): 53506440

約数和(自身を除く): 33211710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 3089, 3285, 6178, 6570, 9267, 15445, 18534, 27801, 30890, 46335, 55602, 92670, 139005, 225497, 278010, 450994, 676491, 1127485, 1352982, 2029473, 2254970, 3382455, 4058946, 6764910, 10147365, 20294730]

約数ペア:

[(1, 20294730), (2, 10147365), (3, 6764910), (5, 4058946), (6, 3382455), (9, 2254970), (10, 2029473), (15, 1352982), (18, 1127485), (30, 676491), (45, 450994), (73, 278010), (90, 225497), (146, 139005), (219, 92670), (365, 55602), (438, 46335), (657, 30890), (730, 27801), (1095, 18534), (1314, 15445), (2190, 9267), (3089, 6570), (3285, 6178)]