2003850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:152

約数の個数: 72

約数和(自身を含む): 5546892

約数和(自身を除く): 3543042

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 73, 75, 90, 122, 146, 150, 183, 219, 225, 305, 365, 366, 438, 450, 549, 610, 657, 730, 915, 1095, 1098, 1314, 1525, 1825, 1830, 2190, 2745, 3050, 3285, 3650, 4453, 4575, 5475, 5490, 6570, 8906, 9150, 10950, 13359, 13725, 16425, 22265, 26718, 27450, 32850, 40077, 44530, 66795, 80154, 111325, 133590, 200385, 222650, 333975, 400770, 667950, 1001925, 2003850]

約数ペア:

[(1, 2003850), (2, 1001925), (3, 667950), (5, 400770), (6, 333975), (9, 222650), (10, 200385), (15, 133590), (18, 111325), (25, 80154), (30, 66795), (45, 44530), (50, 40077), (61, 32850), (73, 27450), (75, 26718), (90, 22265), (122, 16425), (146, 13725), (150, 13359), (183, 10950), (219, 9150), (225, 8906), (305, 6570), (365, 5490), (366, 5475), (438, 4575), (450, 4453), (549, 3650), (610, 3285), (657, 3050), (730, 2745), (915, 2190), (1095, 1830), (1098, 1825), (1314, 1525)]