205271940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{201247}}^1$

素因数の和:201276

約数の個数: 48

約数和(自身を含む): 608573952

約数和(自身を除く): 403302012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 201247, 402494, 603741, 804988, 1006235, 1207482, 2012470, 2414964, 3018705, 3421199, 4024940, 6037410, 6842398, 10263597, 12074820, 13684796, 17105995, 20527194, 34211990, 41054388, 51317985, 68423980, 102635970, 205271940]

約数ペア:

[(1, 205271940), (2, 102635970), (3, 68423980), (4, 51317985), (5, 41054388), (6, 34211990), (10, 20527194), (12, 17105995), (15, 13684796), (17, 12074820), (20, 10263597), (30, 6842398), (34, 6037410), (51, 4024940), (60, 3421199), (68, 3018705), (85, 2414964), (102, 2012470), (170, 1207482), (204, 1006235), (255, 804988), (340, 603741), (510, 402494), (1020, 201247)]