20155800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4799}}^1$

素因数の和:4825

約数の個数: 96

約数和(自身を含む): 71424000

約数和(自身を除く): 51268200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4799, 9598, 14397, 19196, 23995, 28794, 33593, 38392, 47990, 57588, 67186, 71985, 95980, 100779, 115176, 119975, 134372, 143970, 167965, 191960, 201558, 239950, 268744, 287940, 335930, 359925, 403116, 479900, 503895, 575880, 671860, 719850, 806232, 839825, 959800, 1007790, 1343720, 1439700, 1679650, 2015580, 2519475, 2879400, 3359300, 4031160, 5038950, 6718600, 10077900, 20155800]

約数ペア:

[(1, 20155800), (2, 10077900), (3, 6718600), (4, 5038950), (5, 4031160), (6, 3359300), (7, 2879400), (8, 2519475), (10, 2015580), (12, 1679650), (14, 1439700), (15, 1343720), (20, 1007790), (21, 959800), (24, 839825), (25, 806232), (28, 719850), (30, 671860), (35, 575880), (40, 503895), (42, 479900), (50, 403116), (56, 359925), (60, 335930), (70, 287940), (75, 268744), (84, 239950), (100, 201558), (105, 191960), (120, 167965), (140, 143970), (150, 134372), (168, 119975), (175, 115176), (200, 100779), (210, 95980), (280, 71985), (300, 67186), (350, 57588), (420, 47990), (525, 38392), (600, 33593), (700, 28794), (840, 23995), (1050, 19196), (1400, 14397), (2100, 9598), (4200, 4799)]