53965380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128489}}^1$

素因数の和:128508

約数の個数: 48

約数和(自身を含む): 172690560

約数和(自身を除く): 118725180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128489, 256978, 385467, 513956, 642445, 770934, 899423, 1284890, 1541868, 1798846, 1927335, 2569780, 2698269, 3597692, 3854670, 4497115, 5396538, 7709340, 8994230, 10793076, 13491345, 17988460, 26982690, 53965380]

約数ペア:

[(1, 53965380), (2, 26982690), (3, 17988460), (4, 13491345), (5, 10793076), (6, 8994230), (7, 7709340), (10, 5396538), (12, 4497115), (14, 3854670), (15, 3597692), (20, 2698269), (21, 2569780), (28, 1927335), (30, 1798846), (35, 1541868), (42, 1284890), (60, 899423), (70, 770934), (84, 642445), (105, 513956), (140, 385467), (210, 256978), (420, 128489)]