20963550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{8221}}^1$

素因数の和:8253

約数の個数: 48

約数和(自身を含む): 55054512

約数和(自身を除く): 34090962

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 8221, 16442, 24663, 41105, 49326, 82210, 123315, 139757, 205525, 246630, 279514, 411050, 419271, 616575, 698785, 838542, 1233150, 1397570, 2096355, 3493925, 4192710, 6987850, 10481775, 20963550]

約数ペア:

[(1, 20963550), (2, 10481775), (3, 6987850), (5, 4192710), (6, 3493925), (10, 2096355), (15, 1397570), (17, 1233150), (25, 838542), (30, 698785), (34, 616575), (50, 419271), (51, 411050), (75, 279514), (85, 246630), (102, 205525), (150, 139757), (170, 123315), (255, 82210), (425, 49326), (510, 41105), (850, 24663), (1275, 16442), (2550, 8221)]