39218940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4111}}^1$

素因数の和:4179

約数の個数: 72

約数和(自身を含む): 121238208

約数和(自身を除く): 82019268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4111, 4770, 8222, 9540, 12333, 16444, 20555, 24666, 36999, 41110, 49332, 61665, 73998, 82220, 123330, 147996, 184995, 217883, 246660, 369990, 435766, 653649, 739980, 871532, 1089415, 1307298, 1960947, 2178830, 2614596, 3268245, 3921894, 4357660, 6536490, 7843788, 9804735, 13072980, 19609470, 39218940]

約数ペア:

[(1, 39218940), (2, 19609470), (3, 13072980), (4, 9804735), (5, 7843788), (6, 6536490), (9, 4357660), (10, 3921894), (12, 3268245), (15, 2614596), (18, 2178830), (20, 1960947), (30, 1307298), (36, 1089415), (45, 871532), (53, 739980), (60, 653649), (90, 435766), (106, 369990), (159, 246660), (180, 217883), (212, 184995), (265, 147996), (318, 123330), (477, 82220), (530, 73998), (636, 61665), (795, 49332), (954, 41110), (1060, 36999), (1590, 24666), (1908, 20555), (2385, 16444), (3180, 12333), (4111, 9540), (4770, 8222)]