23254420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 57886920

約数和(自身を除く): 34632500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 61, 70, 98, 122, 140, 196, 244, 245, 305, 389, 427, 490, 610, 778, 854, 980, 1220, 1556, 1708, 1945, 2135, 2723, 2989, 3890, 4270, 5446, 5978, 7780, 8540, 10892, 11956, 13615, 14945, 19061, 23729, 27230, 29890, 38122, 47458, 54460, 59780, 76244, 94916, 95305, 118645, 166103, 190610, 237290, 332206, 381220, 474580, 664412, 830515, 1162721, 1661030, 2325442, 3322060, 4650884, 5813605, 11627210, 23254420]

約数ペア:

[(1, 23254420), (2, 11627210), (4, 5813605), (5, 4650884), (7, 3322060), (10, 2325442), (14, 1661030), (20, 1162721), (28, 830515), (35, 664412), (49, 474580), (61, 381220), (70, 332206), (98, 237290), (122, 190610), (140, 166103), (196, 118645), (244, 95305), (245, 94916), (305, 76244), (389, 59780), (427, 54460), (490, 47458), (610, 38122), (778, 29890), (854, 27230), (980, 23729), (1220, 19061), (1556, 14945), (1708, 13615), (1945, 11956), (2135, 10892), (2723, 8540), (2989, 7780), (3890, 5978), (4270, 5446)]