788143940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{44129}}^1$

素因数の和:44204

約数の個数: 48

約数和(自身を含む): 1779321600

約数和(自身を除く): 991177660

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 44129, 88258, 176516, 220645, 441290, 838451, 882580, 1676902, 2074063, 3353804, 4148126, 4192255, 8296252, 8384510, 10370315, 16769020, 20740630, 39407197, 41481260, 78814394, 157628788, 197035985, 394071970, 788143940]

約数ペア:

[(1, 788143940), (2, 394071970), (4, 197035985), (5, 157628788), (10, 78814394), (19, 41481260), (20, 39407197), (38, 20740630), (47, 16769020), (76, 10370315), (94, 8384510), (95, 8296252), (188, 4192255), (190, 4148126), (235, 3353804), (380, 2074063), (470, 1676902), (893, 882580), (940, 838451), (1786, 441290), (3572, 220645), (4465, 176516), (8930, 88258), (17860, 44129)]