1680702928

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{18523}}^1$

素因数の和:18691

約数の個数: 40

約数和(自身を含む): 3348991008

約数和(自身を除く): 1668288080

約数列:

[1, 2, 4, 8, 16, 53, 106, 107, 212, 214, 424, 428, 848, 856, 1712, 5671, 11342, 18523, 22684, 37046, 45368, 74092, 90736, 148184, 296368, 981719, 1963438, 1981961, 3926876, 3963922, 7853752, 7927844, 15707504, 15855688, 31711376, 105043933, 210087866, 420175732, 840351464, 1680702928]

約数ペア:

[(1, 1680702928), (2, 840351464), (4, 420175732), (8, 210087866), (16, 105043933), (53, 31711376), (106, 15855688), (107, 15707504), (212, 7927844), (214, 7853752), (424, 3963922), (428, 3926876), (848, 1981961), (856, 1963438), (1712, 981719), (5671, 296368), (11342, 148184), (18523, 90736), (22684, 74092), (37046, 45368)]