420757172

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1053

約数の個数: 72

約数和(自身を含む): 865159680

約数和(自身を除く): 444402508

約数列:

[1, 2, 4, 11, 22, 29, 31, 44, 58, 62, 116, 121, 124, 242, 319, 341, 484, 638, 682, 899, 967, 1276, 1364, 1798, 1934, 3509, 3596, 3751, 3868, 7018, 7502, 9889, 10637, 14036, 15004, 19778, 21274, 28043, 29977, 39556, 42548, 56086, 59954, 108779, 112172, 117007, 119908, 217558, 234014, 308473, 329747, 435116, 468028, 616946, 659494, 869333, 1233892, 1318988, 1738666, 3393203, 3477332, 3627217, 6786406, 7254434, 9562663, 13572812, 14508868, 19125326, 38250652, 105189293, 210378586, 420757172]

約数ペア:

[(1, 420757172), (2, 210378586), (4, 105189293), (11, 38250652), (22, 19125326), (29, 14508868), (31, 13572812), (44, 9562663), (58, 7254434), (62, 6786406), (116, 3627217), (121, 3477332), (124, 3393203), (242, 1738666), (319, 1318988), (341, 1233892), (484, 869333), (638, 659494), (682, 616946), (899, 468028), (967, 435116), (1276, 329747), (1364, 308473), (1798, 234014), (1934, 217558), (3509, 119908), (3596, 117007), (3751, 112172), (3868, 108779), (7018, 59954), (7502, 56086), (9889, 42548), (10637, 39556), (14036, 29977), (15004, 28043), (19778, 21274)]