28246620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6449}}^1$

素因数の和:6534

約数の個数: 48

約数和(自身を含む): 80186400

約数和(自身を除く): 51939780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 6449, 12898, 19347, 25796, 32245, 38694, 64490, 77388, 96735, 128980, 193470, 386940, 470777, 941554, 1412331, 1883108, 2353885, 2824662, 4707770, 5649324, 7061655, 9415540, 14123310, 28246620]

約数ペア:

[(1, 28246620), (2, 14123310), (3, 9415540), (4, 7061655), (5, 5649324), (6, 4707770), (10, 2824662), (12, 2353885), (15, 1883108), (20, 1412331), (30, 941554), (60, 470777), (73, 386940), (146, 193470), (219, 128980), (292, 96735), (365, 77388), (438, 64490), (730, 38694), (876, 32245), (1095, 25796), (1460, 19347), (2190, 12898), (4380, 6449)]