1682380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 4124736

約数和(自身を除く): 2442356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 197, 244, 305, 394, 427, 610, 788, 854, 985, 1220, 1379, 1708, 1970, 2135, 2758, 3940, 4270, 5516, 6895, 8540, 12017, 13790, 24034, 27580, 48068, 60085, 84119, 120170, 168238, 240340, 336476, 420595, 841190, 1682380]

約数ペア:

[(1, 1682380), (2, 841190), (4, 420595), (5, 336476), (7, 240340), (10, 168238), (14, 120170), (20, 84119), (28, 60085), (35, 48068), (61, 27580), (70, 24034), (122, 13790), (140, 12017), (197, 8540), (244, 6895), (305, 5516), (394, 4270), (427, 3940), (610, 2758), (788, 2135), (854, 1970), (985, 1708), (1220, 1379)]