1538124420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3662201}}^1$

素因数の和:3662220

約数の個数: 48

約数和(自身を含む): 4921999488

約数和(自身を除く): 3383875068

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, 3662201, 7324402, 10986603, 14648804, 18311005, 21973206, 25635407, 36622010, 43946412, 51270814, 54933015, 73244020, 76906221, 102541628, 109866030, 128177035, 153812442, 219732060, 256354070, 307624884, 384531105, 512708140, 769062210, 1538124420]

約数ペア:

[(1, 1538124420), (2, 769062210), (3, 512708140), (4, 384531105), (5, 307624884), (6, 256354070), (7, 219732060), (10, 153812442), (12, 128177035), (14, 109866030), (15, 102541628), (20, 76906221), (21, 73244020), (28, 54933015), (30, 51270814), (35, 43946412), (42, 36622010), (60, 25635407), (70, 21973206), (84, 18311005), (105, 14648804), (140, 10986603), (210, 7324402), (420, 3662201)]