20230818880

素因数分解:

$2^6\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{8123}}^1$

素因数の和:8364

約数の個数: 112

約数和(自身を含む): 49573427904

約数和(自身を除く): 29342609024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 80, 86, 160, 172, 181, 215, 320, 344, 362, 430, 688, 724, 860, 905, 1376, 1448, 1720, 1810, 2752, 2896, 3440, 3620, 5792, 6880, 7240, 7783, 8123, 11584, 13760, 14480, 15566, 16246, 28960, 31132, 32492, 38915, 40615, 57920, 62264, 64984, 77830, 81230, 124528, 129968, 155660, 162460, 249056, 259936, 311320, 324920, 349289, 498112, 519872, 622640, 649840, 698578, 1245280, 1299680, 1397156, 1470263, 1746445, 2490560, 2599360, 2794312, 2940526, 3492890, 5588624, 5881052, 6985780, 7351315, 11177248, 11762104, 13971560, 14702630, 22354496, 23524208, 27943120, 29405260, 47048416, 55886240, 58810520, 63221309, 94096832, 111772480, 117621040, 126442618, 235242080, 252885236, 316106545, 470484160, 505770472, 632213090, 1011540944, 1264426180, 2023081888, 2528852360, 4046163776, 5057704720, 10115409440, 20230818880]

約数ペア:

[(1, 20230818880), (2, 10115409440), (4, 5057704720), (5, 4046163776), (8, 2528852360), (10, 2023081888), (16, 1264426180), (20, 1011540944), (32, 632213090), (40, 505770472), (43, 470484160), (64, 316106545), (80, 252885236), (86, 235242080), (160, 126442618), (172, 117621040), (181, 111772480), (215, 94096832), (320, 63221309), (344, 58810520), (362, 55886240), (430, 47048416), (688, 29405260), (724, 27943120), (860, 23524208), (905, 22354496), (1376, 14702630), (1448, 13971560), (1720, 11762104), (1810, 11177248), (2752, 7351315), (2896, 6985780), (3440, 5881052), (3620, 5588624), (5792, 3492890), (6880, 2940526), (7240, 2794312), (7783, 2599360), (8123, 2490560), (11584, 1746445), (13760, 1470263), (14480, 1397156), (15566, 1299680), (16246, 1245280), (28960, 698578), (31132, 649840), (32492, 622640), (38915, 519872), (40615, 498112), (57920, 349289), (62264, 324920), (64984, 311320), (77830, 259936), (81230, 249056), (124528, 162460), (129968, 155660)]