23758420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{761}}^1$

素因数の和:1000

約数の個数: 48

約数和(自身を含む): 57351168

約数和(自身を除く): 33592748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 223, 446, 761, 892, 1115, 1522, 1561, 2230, 3044, 3122, 3805, 4460, 5327, 6244, 7610, 7805, 10654, 15220, 15610, 21308, 26635, 31220, 53270, 106540, 169703, 339406, 678812, 848515, 1187921, 1697030, 2375842, 3394060, 4751684, 5939605, 11879210, 23758420]

約数ペア:

[(1, 23758420), (2, 11879210), (4, 5939605), (5, 4751684), (7, 3394060), (10, 2375842), (14, 1697030), (20, 1187921), (28, 848515), (35, 678812), (70, 339406), (140, 169703), (223, 106540), (446, 53270), (761, 31220), (892, 26635), (1115, 21308), (1522, 15610), (1561, 15220), (2230, 10654), (3044, 7805), (3122, 7610), (3805, 6244), (4460, 5327)]