51407580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{122399}}^1$

素因数の和:122418

約数の個数: 48

約数和(自身を含む): 164505600

約数和(自身を除く): 113098020

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 122399, 244798, 367197, 489596, 611995, 734394, 856793, 1223990, 1468788, 1713586, 1835985, 2447980, 2570379, 3427172, 3671970, 4283965, 5140758, 7343940, 8567930, 10281516, 12851895, 17135860, 25703790, 51407580]

約数ペア:

[(1, 51407580), (2, 25703790), (3, 17135860), (4, 12851895), (5, 10281516), (6, 8567930), (7, 7343940), (10, 5140758), (12, 4283965), (14, 3671970), (15, 3427172), (20, 2570379), (21, 2447980), (28, 1835985), (30, 1713586), (35, 1468788), (42, 1223990), (60, 856793), (70, 734394), (84, 611995), (105, 489596), (140, 367197), (210, 244798), (420, 122399)]