1681006880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1500899}}^1$

素因数の和:1500921

約数の個数: 48

約数和(自身を含む): 4538721600

約数和(自身を除く): 2857714720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1500899, 3001798, 6003596, 7504495, 10506293, 12007192, 15008990, 21012586, 24014384, 30017980, 42025172, 48028768, 52531465, 60035960, 84050344, 105062930, 120071920, 168100688, 210125860, 240143840, 336201376, 420251720, 840503440, 1681006880]

約数ペア:

[(1, 1681006880), (2, 840503440), (4, 420251720), (5, 336201376), (7, 240143840), (8, 210125860), (10, 168100688), (14, 120071920), (16, 105062930), (20, 84050344), (28, 60035960), (32, 52531465), (35, 48028768), (40, 42025172), (56, 30017980), (70, 24014384), (80, 21012586), (112, 15008990), (140, 12007192), (160, 10506293), (224, 7504495), (280, 6003596), (560, 3001798), (1120, 1500899)]