49399980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{117619}}^1$

素因数の和:117638

約数の個数: 48

約数和(自身を含む): 158081280

約数和(自身を除く): 108681300

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, 117619, 235238, 352857, 470476, 588095, 705714, 823333, 1176190, 1411428, 1646666, 1764285, 2352380, 2469999, 3293332, 3528570, 4116665, 4939998, 7057140, 8233330, 9879996, 12349995, 16466660, 24699990, 49399980]

約数ペア:

[(1, 49399980), (2, 24699990), (3, 16466660), (4, 12349995), (5, 9879996), (6, 8233330), (7, 7057140), (10, 4939998), (12, 4116665), (14, 3528570), (15, 3293332), (20, 2469999), (21, 2352380), (28, 1764285), (30, 1646666), (35, 1411428), (42, 1176190), (60, 823333), (70, 705714), (84, 588095), (105, 470476), (140, 352857), (210, 235238), (420, 117619)]