13316720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8761}}^1$

素因数の和:8793

約数の個数: 40

約数和(自身を含む): 32594640

約数和(自身を除く): 19277920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 8761, 17522, 35044, 43805, 70088, 87610, 140176, 166459, 175220, 332918, 350440, 665836, 700880, 832295, 1331672, 1664590, 2663344, 3329180, 6658360, 13316720]

約数ペア:

[(1, 13316720), (2, 6658360), (4, 3329180), (5, 2663344), (8, 1664590), (10, 1331672), (16, 832295), (19, 700880), (20, 665836), (38, 350440), (40, 332918), (76, 175220), (80, 166459), (95, 140176), (152, 87610), (190, 70088), (304, 43805), (380, 35044), (760, 17522), (1520, 8761)]