39816180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{221201}}^1$

素因数の和:221216

約数の個数: 36

約数和(自身を含む): 120776292

約数和(自身を除く): 80960112

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 221201, 442402, 663603, 884804, 1106005, 1327206, 1990809, 2212010, 2654412, 3318015, 3981618, 4424020, 6636030, 7963236, 9954045, 13272060, 19908090, 39816180]

約数ペア:

[(1, 39816180), (2, 19908090), (3, 13272060), (4, 9954045), (5, 7963236), (6, 6636030), (9, 4424020), (10, 3981618), (12, 3318015), (15, 2654412), (18, 2212010), (20, 1990809), (30, 1327206), (36, 1106005), (45, 884804), (60, 663603), (90, 442402), (180, 221201)]