27952420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4327}}^1$

素因数の和:4372

約数の個数: 48

約数和(自身を含む): 65439360

約数和(自身を除く): 37486940

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 4327, 6460, 8654, 17308, 21635, 43270, 73559, 82213, 86540, 147118, 164426, 294236, 328852, 367795, 411065, 735590, 822130, 1397621, 1471180, 1644260, 2795242, 5590484, 6988105, 13976210, 27952420]

約数ペア:

[(1, 27952420), (2, 13976210), (4, 6988105), (5, 5590484), (10, 2795242), (17, 1644260), (19, 1471180), (20, 1397621), (34, 822130), (38, 735590), (68, 411065), (76, 367795), (85, 328852), (95, 294236), (170, 164426), (190, 147118), (323, 86540), (340, 82213), (380, 73559), (646, 43270), (1292, 21635), (1615, 17308), (3230, 8654), (4327, 6460)]