201677140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{29399}}^1$

素因数の和:29429

約数の個数: 48

約数和(自身を含む): 493920000

約数和(自身を除く): 292242860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 29399, 58798, 117596, 146995, 205793, 293990, 411586, 587980, 823172, 1028965, 1440551, 2057930, 2881102, 4115860, 5762204, 7202755, 10083857, 14405510, 20167714, 28811020, 40335428, 50419285, 100838570, 201677140]

約数ペア:

[(1, 201677140), (2, 100838570), (4, 50419285), (5, 40335428), (7, 28811020), (10, 20167714), (14, 14405510), (20, 10083857), (28, 7202755), (35, 5762204), (49, 4115860), (70, 2881102), (98, 2057930), (140, 1440551), (196, 1028965), (245, 823172), (343, 587980), (490, 411586), (686, 293990), (980, 205793), (1372, 146995), (1715, 117596), (3430, 58798), (6860, 29399)]