52720920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{20921}}^1$

素因数の和:20945

約数の個数: 96

約数和(自身を含む): 195829920

約数和(自身を除く): 143109000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 20921, 41842, 62763, 83684, 104605, 125526, 146447, 167368, 188289, 209210, 251052, 292894, 313815, 376578, 418420, 439341, 502104, 585788, 627630, 732235, 753156, 836840, 878682, 941445, 1171576, 1255260, 1318023, 1464470, 1506312, 1757364, 1882890, 2196705, 2510520, 2636046, 2928940, 3514728, 3765780, 4393410, 5272092, 5857880, 6590115, 7531560, 8786820, 10544184, 13180230, 17573640, 26360460, 52720920]

約数ペア:

[(1, 52720920), (2, 26360460), (3, 17573640), (4, 13180230), (5, 10544184), (6, 8786820), (7, 7531560), (8, 6590115), (9, 5857880), (10, 5272092), (12, 4393410), (14, 3765780), (15, 3514728), (18, 2928940), (20, 2636046), (21, 2510520), (24, 2196705), (28, 1882890), (30, 1757364), (35, 1506312), (36, 1464470), (40, 1318023), (42, 1255260), (45, 1171576), (56, 941445), (60, 878682), (63, 836840), (70, 753156), (72, 732235), (84, 627630), (90, 585788), (105, 502104), (120, 439341), (126, 418420), (140, 376578), (168, 313815), (180, 292894), (210, 251052), (252, 209210), (280, 188289), (315, 167368), (360, 146447), (420, 125526), (504, 104605), (630, 83684), (840, 62763), (1260, 41842), (2520, 20921)]